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Finding the Fourth Proportional to 57,925.95, 86,874.35 and 22,865.91

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Solution

The fourth proportional to 57,925.95, 86,874.35 and 22,865.91 is: 34,293.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,925.95 : 86,874.35 = 22,865.91 : x
  2. Step 2: Convert to fraction form
    57,925.95/86,874.35 = 22,865.91/x
  3. Step 3: Cross multiply
    57,925.95x = 86,874.35 × 22,865.91
  4. Step 4: Simplify right side
    57,925.95x = 1,986,460,954.08
  5. Step 5: Solve for x
    x = 1,986,460,954.08/57,925.95
  6. Step 6: Final answer
    x = 34,293.11

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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.