Home / 52,626.77-78,752.53-42,164.02

Finding the Fourth Proportional to 52,626.77, 78,752.53 and 42,164.02

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Solution

The fourth proportional to 52,626.77, 78,752.53 and 42,164.02 is: 63,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.77 : 78,752.53 = 42,164.02 : x
  2. Step 2: Convert to fraction form
    52,626.77/78,752.53 = 42,164.02/x
  3. Step 3: Cross multiply
    52,626.77x = 78,752.53 × 42,164.02
  4. Step 4: Simplify right side
    52,626.77x = 3,320,523,249.97
  5. Step 5: Solve for x
    x = 3,320,523,249.97/52,626.77
  6. Step 6: Final answer
    x = 63,095.71

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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.