Home / 162,635.82-224,417.30-90,997.80

Finding the Fourth Proportional to 162,635.82, 224,417.30 and 90,997.80

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Solution

The fourth proportional to 162,635.82, 224,417.30 and 90,997.80 is: 125,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,635.82 : 224,417.30 = 90,997.80 : x
  2. Step 2: Convert to fraction form
    162,635.82/224,417.30 = 90,997.80/x
  3. Step 3: Cross multiply
    162,635.82x = 224,417.30 × 90,997.80
  4. Step 4: Simplify right side
    162,635.82x = 20,421,480,126.95
  5. Step 5: Solve for x
    x = 20,421,480,126.95/162,635.82
  6. Step 6: Final answer
    x = 125,565.70

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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.