Home / 83,351.90-124,940.36-59,965.58

Finding the Fourth Proportional to 83,351.90, 124,940.36 and 59,965.58

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Solution

The fourth proportional to 83,351.90, 124,940.36 and 59,965.58 is: 89,885.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,351.90 : 124,940.36 = 59,965.58 : x
  2. Step 2: Convert to fraction form
    83,351.90/124,940.36 = 59,965.58/x
  3. Step 3: Cross multiply
    83,351.90x = 124,940.36 × 59,965.58
  4. Step 4: Simplify right side
    83,351.90x = 7,492,121,152.81
  5. Step 5: Solve for x
    x = 7,492,121,152.81/83,351.90
  6. Step 6: Final answer
    x = 89,885.43

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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.