Home / 115,364,931.83-173,047,141.23-89,141,898.11

Finding the Fourth Proportional to 115,364,931.83, 173,047,141.23 and 89,141,898.11

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Solution

The fourth proportional to 115,364,931.83, 173,047,141.23 and 89,141,898.11 is: 133,712,648.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,364,931.83 : 173,047,141.23 = 89,141,898.11 : x
  2. Step 2: Convert to fraction form
    115,364,931.83/173,047,141.23 = 89,141,898.11/x
  3. Step 3: Cross multiply
    115,364,931.83x = 173,047,141.23 × 89,141,898.11
  4. Step 4: Simplify right side
    115,364,931.83x = 15,425,750,630,886,204
  5. Step 5: Solve for x
    x = 15,425,750,630,886,204/115,364,931.83
  6. Step 6: Final answer
    x = 133,712,648.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.