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Finding the Fourth Proportional to 162,730.14, 224,591.13 and 91,114.77

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Solution

The fourth proportional to 162,730.14, 224,591.13 and 91,114.77 is: 125,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,730.14 : 224,591.13 = 91,114.77 : x
  2. Step 2: Convert to fraction form
    162,730.14/224,591.13 = 91,114.77/x
  3. Step 3: Cross multiply
    162,730.14x = 224,591.13 × 91,114.77
  4. Step 4: Simplify right side
    162,730.14x = 20,463,569,153.99
  5. Step 5: Solve for x
    x = 20,463,569,153.99/162,730.14
  6. Step 6: Final answer
    x = 125,751.56

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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.