Home / 52,752.60-72,832.55-47,077.61

Finding the Fourth Proportional to 52,752.60, 72,832.55 and 47,077.61

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Solution

The fourth proportional to 52,752.60, 72,832.55 and 47,077.61 is: 64,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,752.60 : 72,832.55 = 47,077.61 : x
  2. Step 2: Convert to fraction form
    52,752.60/72,832.55 = 47,077.61/x
  3. Step 3: Cross multiply
    52,752.60x = 72,832.55 × 47,077.61
  4. Step 4: Simplify right side
    52,752.60x = 3,428,781,784.65
  5. Step 5: Solve for x
    x = 3,428,781,784.65/52,752.60
  6. Step 6: Final answer
    x = 64,997.40

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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.