Home / 99,816.60-149,523.30-62,261.40

Finding the Fourth Proportional to 99,816.60, 149,523.30 and 62,261.40

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Solution

The fourth proportional to 99,816.60, 149,523.30 and 62,261.40 is: 93,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,816.60 : 149,523.30 = 62,261.40 : x
  2. Step 2: Convert to fraction form
    99,816.60/149,523.30 = 62,261.40/x
  3. Step 3: Cross multiply
    99,816.60x = 149,523.30 × 62,261.40
  4. Step 4: Simplify right side
    99,816.60x = 9,309,529,990.62
  5. Step 5: Solve for x
    x = 9,309,529,990.62/99,816.60
  6. Step 6: Final answer
    x = 93,266.35

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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.