Home / 102,239.08-153,310.02-35,671.16

Finding the Fourth Proportional to 102,239.08, 153,310.02 and 35,671.16

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Solution

The fourth proportional to 102,239.08, 153,310.02 and 35,671.16 is: 53,489.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,239.08 : 153,310.02 = 35,671.16 : x
  2. Step 2: Convert to fraction form
    102,239.08/153,310.02 = 35,671.16/x
  3. Step 3: Cross multiply
    102,239.08x = 153,310.02 × 35,671.16
  4. Step 4: Simplify right side
    102,239.08x = 5,468,746,253.02
  5. Step 5: Solve for x
    x = 5,468,746,253.02/102,239.08
  6. Step 6: Final answer
    x = 53,489.78

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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.