Home / 74,747.68-112,058.01-34,789.87

Finding the Fourth Proportional to 74,747.68, 112,058.01 and 34,789.87

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Solution

The fourth proportional to 74,747.68, 112,058.01 and 34,789.87 is: 52,155.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,747.68 : 112,058.01 = 34,789.87 : x
  2. Step 2: Convert to fraction form
    74,747.68/112,058.01 = 34,789.87/x
  3. Step 3: Cross multiply
    74,747.68x = 112,058.01 × 34,789.87
  4. Step 4: Simplify right side
    74,747.68x = 3,898,483,600.36
  5. Step 5: Solve for x
    x = 3,898,483,600.36/74,747.68
  6. Step 6: Final answer
    x = 52,155.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.