Home / 175,997.28-242,889.12-100,544.16

Finding the Fourth Proportional to 175,997.28, 242,889.12 and 100,544.16

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Solution

The fourth proportional to 175,997.28, 242,889.12 and 100,544.16 is: 138,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,997.28 : 242,889.12 = 100,544.16 : x
  2. Step 2: Convert to fraction form
    175,997.28/242,889.12 = 100,544.16/x
  3. Step 3: Cross multiply
    175,997.28x = 242,889.12 × 100,544.16
  4. Step 4: Simplify right side
    175,997.28x = 24,421,082,543.54
  5. Step 5: Solve for x
    x = 24,421,082,543.54/175,997.28
  6. Step 6: Final answer
    x = 138,758.30

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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.