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Finding the Fourth Proportional to 162,652.14, 224,459.90 and 91,032.16

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Solution

The fourth proportional to 162,652.14, 224,459.90 and 91,032.16 is: 125,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,652.14 : 224,459.90 = 91,032.16 : x
  2. Step 2: Convert to fraction form
    162,652.14/224,459.90 = 91,032.16/x
  3. Step 3: Cross multiply
    162,652.14x = 224,459.90 × 91,032.16
  4. Step 4: Simplify right side
    162,652.14x = 20,433,069,530.38
  5. Step 5: Solve for x
    x = 20,433,069,530.38/162,652.14
  6. Step 6: Final answer
    x = 125,624.35

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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.