Home / 89,484.18-134,047.08-53,925.72

Finding the Fourth Proportional to 89,484.18, 134,047.08 and 53,925.72

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Solution

The fourth proportional to 89,484.18, 134,047.08 and 53,925.72 is: 80,780.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,484.18 : 134,047.08 = 53,925.72 : x
  2. Step 2: Convert to fraction form
    89,484.18/134,047.08 = 53,925.72/x
  3. Step 3: Cross multiply
    89,484.18x = 134,047.08 × 53,925.72
  4. Step 4: Simplify right side
    89,484.18x = 7,228,585,302.90
  5. Step 5: Solve for x
    x = 7,228,585,302.90/89,484.18
  6. Step 6: Final answer
    x = 80,780.59

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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.