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Finding the Fourth Proportional to 73,446.15, 101,354.04 and 42,824.91

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Solution

The fourth proportional to 73,446.15, 101,354.04 and 42,824.91 is: 59,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,446.15 : 101,354.04 = 42,824.91 : x
  2. Step 2: Convert to fraction form
    73,446.15/101,354.04 = 42,824.91/x
  3. Step 3: Cross multiply
    73,446.15x = 101,354.04 × 42,824.91
  4. Step 4: Simplify right side
    73,446.15x = 4,340,477,641.14
  5. Step 5: Solve for x
    x = 4,340,477,641.14/73,446.15
  6. Step 6: Final answer
    x = 59,097.42

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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.