Home / 52,308.86-78,446.79-22,718.75

Finding the Fourth Proportional to 52,308.86, 78,446.79 and 22,718.75

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Solution

The fourth proportional to 52,308.86, 78,446.79 and 22,718.75 is: 34,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,308.86 : 78,446.79 = 22,718.75 : x
  2. Step 2: Convert to fraction form
    52,308.86/78,446.79 = 22,718.75/x
  3. Step 3: Cross multiply
    52,308.86x = 78,446.79 × 22,718.75
  4. Step 4: Simplify right side
    52,308.86x = 1,782,212,618.08
  5. Step 5: Solve for x
    x = 1,782,212,618.08/52,308.86
  6. Step 6: Final answer
    x = 34,070.95

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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.