Home / 99,294.76-149,017.02-52,558.12

Finding the Fourth Proportional to 99,294.76, 149,017.02 and 52,558.12

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Solution

The fourth proportional to 99,294.76, 149,017.02 and 52,558.12 is: 78,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,294.76 : 149,017.02 = 52,558.12 : x
  2. Step 2: Convert to fraction form
    99,294.76/149,017.02 = 52,558.12/x
  3. Step 3: Cross multiply
    99,294.76x = 149,017.02 × 52,558.12
  4. Step 4: Simplify right side
    99,294.76x = 7,832,054,419.20
  5. Step 5: Solve for x
    x = 7,832,054,419.20/99,294.76
  6. Step 6: Final answer
    x = 78,876.82

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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.