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Finding the Fourth Proportional to 52,442.66, 72,346.07 and 35,452.87

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Solution

The fourth proportional to 52,442.66, 72,346.07 and 35,452.87 is: 48,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.66 : 72,346.07 = 35,452.87 : x
  2. Step 2: Convert to fraction form
    52,442.66/72,346.07 = 35,452.87/x
  3. Step 3: Cross multiply
    52,442.66x = 72,346.07 × 35,452.87
  4. Step 4: Simplify right side
    52,442.66x = 2,564,875,722.49
  5. Step 5: Solve for x
    x = 2,564,875,722.49/52,442.66
  6. Step 6: Final answer
    x = 48,908.19

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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.