Home / 99,194.10-148,572.45-88,113.30

Finding the Fourth Proportional to 99,194.10, 148,572.45 and 88,113.30

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Solution

The fourth proportional to 99,194.10, 148,572.45 and 88,113.30 is: 131,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,194.10 : 148,572.45 = 88,113.30 : x
  2. Step 2: Convert to fraction form
    99,194.10/148,572.45 = 88,113.30/x
  3. Step 3: Cross multiply
    99,194.10x = 148,572.45 × 88,113.30
  4. Step 4: Simplify right side
    99,194.10x = 13,091,208,858.59
  5. Step 5: Solve for x
    x = 13,091,208,858.59/99,194.10
  6. Step 6: Final answer
    x = 131,975.68

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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.