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Finding the Fourth Proportional to 162,507.66, 224,240.90 and 89,905.65

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Solution

The fourth proportional to 162,507.66, 224,240.90 and 89,905.65 is: 124,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,507.66 : 224,240.90 = 89,905.65 : x
  2. Step 2: Convert to fraction form
    162,507.66/224,240.90 = 89,905.65/x
  3. Step 3: Cross multiply
    162,507.66x = 224,240.90 × 89,905.65
  4. Step 4: Simplify right side
    162,507.66x = 20,160,523,421.56
  5. Step 5: Solve for x
    x = 20,160,523,421.56/162,507.66
  6. Step 6: Final answer
    x = 124,058.91

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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.