Home / 98,180.24-147,266.76-31,623.92

Finding the Fourth Proportional to 98,180.24, 147,266.76 and 31,623.92

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Solution

The fourth proportional to 98,180.24, 147,266.76 and 31,623.92 is: 47,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,180.24 : 147,266.76 = 31,623.92 : x
  2. Step 2: Convert to fraction form
    98,180.24/147,266.76 = 31,623.92/x
  3. Step 3: Cross multiply
    98,180.24x = 147,266.76 × 31,623.92
  4. Step 4: Simplify right side
    98,180.24x = 4,657,152,236.90
  5. Step 5: Solve for x
    x = 4,657,152,236.90/98,180.24
  6. Step 6: Final answer
    x = 47,434.72

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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.