Home / 175,897.28-242,751.12-100,444.16

Finding the Fourth Proportional to 175,897.28, 242,751.12 and 100,444.16

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Solution

The fourth proportional to 175,897.28, 242,751.12 and 100,444.16 is: 138,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,897.28 : 242,751.12 = 100,444.16 : x
  2. Step 2: Convert to fraction form
    175,897.28/242,751.12 = 100,444.16/x
  3. Step 3: Cross multiply
    175,897.28x = 242,751.12 × 100,444.16
  4. Step 4: Simplify right side
    175,897.28x = 24,382,932,337.46
  5. Step 5: Solve for x
    x = 24,382,932,337.46/175,897.28
  6. Step 6: Final answer
    x = 138,620.29

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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.