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Finding the Fourth Proportional to 59,858.78, 82,581.87 and 34,355.93

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Solution

The fourth proportional to 59,858.78, 82,581.87 and 34,355.93 is: 47,397.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,858.78 : 82,581.87 = 34,355.93 : x
  2. Step 2: Convert to fraction form
    59,858.78/82,581.87 = 34,355.93/x
  3. Step 3: Cross multiply
    59,858.78x = 82,581.87 × 34,355.93
  4. Step 4: Simplify right side
    59,858.78x = 2,837,176,532.08
  5. Step 5: Solve for x
    x = 2,837,176,532.08/59,858.78
  6. Step 6: Final answer
    x = 47,397.84

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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.