Home / 98,942.20-148,316.10-88,444.60

Finding the Fourth Proportional to 98,942.20, 148,316.10 and 88,444.60

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Solution

The fourth proportional to 98,942.20, 148,316.10 and 88,444.60 is: 132,580.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,942.20 : 148,316.10 = 88,444.60 : x
  2. Step 2: Convert to fraction form
    98,942.20/148,316.10 = 88,444.60/x
  3. Step 3: Cross multiply
    98,942.20x = 148,316.10 × 88,444.60
  4. Step 4: Simplify right side
    98,942.20x = 13,117,758,138.06
  5. Step 5: Solve for x
    x = 13,117,758,138.06/98,942.20
  6. Step 6: Final answer
    x = 132,580.01

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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.