Home / 198,124.02-273,411.13-113,242.90

Finding the Fourth Proportional to 198,124.02, 273,411.13 and 113,242.90

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Solution

The fourth proportional to 198,124.02, 273,411.13 and 113,242.90 is: 156,275.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,124.02 : 273,411.13 = 113,242.90 : x
  2. Step 2: Convert to fraction form
    198,124.02/273,411.13 = 113,242.90/x
  3. Step 3: Cross multiply
    198,124.02x = 273,411.13 × 113,242.90
  4. Step 4: Simplify right side
    198,124.02x = 30,961,869,253.48
  5. Step 5: Solve for x
    x = 30,961,869,253.48/198,124.02
  6. Step 6: Final answer
    x = 156,275.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.