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Finding the Fourth Proportional to 55,841.84, 77,079.69 and 35,752.82

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Solution

The fourth proportional to 55,841.84, 77,079.69 and 35,752.82 is: 49,350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,841.84 : 77,079.69 = 35,752.82 : x
  2. Step 2: Convert to fraction form
    55,841.84/77,079.69 = 35,752.82/x
  3. Step 3: Cross multiply
    55,841.84x = 77,079.69 × 35,752.82
  4. Step 4: Simplify right side
    55,841.84x = 2,755,816,474.93
  5. Step 5: Solve for x
    x = 2,755,816,474.93/55,841.84
  6. Step 6: Final answer
    x = 49,350.39

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1.5x scale

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.