Home / 162,531.66-224,299.82-90,911.46

Finding the Fourth Proportional to 162,531.66, 224,299.82 and 90,911.46

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Solution

The fourth proportional to 162,531.66, 224,299.82 and 90,911.46 is: 125,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,531.66 : 224,299.82 = 90,911.46 : x
  2. Step 2: Convert to fraction form
    162,531.66/224,299.82 = 90,911.46/x
  3. Step 3: Cross multiply
    162,531.66x = 224,299.82 × 90,911.46
  4. Step 4: Simplify right side
    162,531.66x = 20,391,423,659.38
  5. Step 5: Solve for x
    x = 20,391,423,659.38/162,531.66
  6. Step 6: Final answer
    x = 125,461.24

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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.