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Finding the Fourth Proportional to 61,624.62, 85,041.72 and 33,330.24

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Solution

The fourth proportional to 61,624.62, 85,041.72 and 33,330.24 is: 45,995.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,624.62 : 85,041.72 = 33,330.24 : x
  2. Step 2: Convert to fraction form
    61,624.62/85,041.72 = 33,330.24/x
  3. Step 3: Cross multiply
    61,624.62x = 85,041.72 × 33,330.24
  4. Step 4: Simplify right side
    61,624.62x = 2,834,460,937.61
  5. Step 5: Solve for x
    x = 2,834,460,937.61/61,624.62
  6. Step 6: Final answer
    x = 45,995.59

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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.