Home / 172,444.08-237,937.12-100,810.20

Finding the Fourth Proportional to 172,444.08, 237,937.12 and 100,810.20

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Solution

The fourth proportional to 172,444.08, 237,937.12 and 100,810.20 is: 139,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,444.08 : 237,937.12 = 100,810.20 : x
  2. Step 2: Convert to fraction form
    172,444.08/237,937.12 = 100,810.20/x
  3. Step 3: Cross multiply
    172,444.08x = 237,937.12 × 100,810.20
  4. Step 4: Simplify right side
    172,444.08x = 23,986,488,654.62
  5. Step 5: Solve for x
    x = 23,986,488,654.62/172,444.08
  6. Step 6: Final answer
    x = 139,097.20

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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.