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Finding the Fourth Proportional to 157,373.33, 216,946.53 and 108,901.40

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Solution

The fourth proportional to 157,373.33, 216,946.53 and 108,901.40 is: 150,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,373.33 : 216,946.53 = 108,901.40 : x
  2. Step 2: Convert to fraction form
    157,373.33/216,946.53 = 108,901.40/x
  3. Step 3: Cross multiply
    157,373.33x = 216,946.53 × 108,901.40
  4. Step 4: Simplify right side
    157,373.33x = 23,625,779,757.41
  5. Step 5: Solve for x
    x = 23,625,779,757.41/157,373.33
  6. Step 6: Final answer
    x = 150,125.69

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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.