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Finding the Fourth Proportional to 124,062.98, 186,066.52 and 35,314.52

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Solution

The fourth proportional to 124,062.98, 186,066.52 and 35,314.52 is: 52,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,062.98 : 186,066.52 = 35,314.52 : x
  2. Step 2: Convert to fraction form
    124,062.98/186,066.52 = 35,314.52/x
  3. Step 3: Cross multiply
    124,062.98x = 186,066.52 × 35,314.52
  4. Step 4: Simplify right side
    124,062.98x = 6,570,849,841.87
  5. Step 5: Solve for x
    x = 6,570,849,841.87/124,062.98
  6. Step 6: Final answer
    x = 52,963.82

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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.