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Finding the Fourth Proportional to 124,045.61, 186,040.40 and 35,297.15

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Solution

The fourth proportional to 124,045.61, 186,040.40 and 35,297.15 is: 52,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,045.61 : 186,040.40 = 35,297.15 : x
  2. Step 2: Convert to fraction form
    124,045.61/186,040.40 = 35,297.15/x
  3. Step 3: Cross multiply
    124,045.61x = 186,040.40 × 35,297.15
  4. Step 4: Simplify right side
    124,045.61x = 6,566,694,798.17
  5. Step 5: Solve for x
    x = 6,566,694,798.17/124,045.61
  6. Step 6: Final answer
    x = 52,937.75

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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.