Home / 107,957.54-148,988.72-62,635.55

Finding the Fourth Proportional to 107,957.54, 148,988.72 and 62,635.55

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Solution

The fourth proportional to 107,957.54, 148,988.72 and 62,635.55 is: 86,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,957.54 : 148,988.72 = 62,635.55 : x
  2. Step 2: Convert to fraction form
    107,957.54/148,988.72 = 62,635.55/x
  3. Step 3: Cross multiply
    107,957.54x = 148,988.72 × 62,635.55
  4. Step 4: Simplify right side
    107,957.54x = 9,331,989,832.64
  5. Step 5: Solve for x
    x = 9,331,989,832.64/107,957.54
  6. Step 6: Final answer
    x = 86,441.30

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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.