Home / 74,712.08-112,084.52-22,125.66

Finding the Fourth Proportional to 74,712.08, 112,084.52 and 22,125.66

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Solution

The fourth proportional to 74,712.08, 112,084.52 and 22,125.66 is: 33,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,712.08 : 112,084.52 = 22,125.66 : x
  2. Step 2: Convert to fraction form
    74,712.08/112,084.52 = 22,125.66/x
  3. Step 3: Cross multiply
    74,712.08x = 112,084.52 × 22,125.66
  4. Step 4: Simplify right side
    74,712.08x = 2,479,943,980.78
  5. Step 5: Solve for x
    x = 2,479,943,980.78/74,712.08
  6. Step 6: Final answer
    x = 33,193.35

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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.