Home / 148,988.70-223,478.04-64,748.86

Finding the Fourth Proportional to 148,988.70, 223,478.04 and 64,748.86

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Solution

The fourth proportional to 148,988.70, 223,478.04 and 64,748.86 is: 97,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,988.70 : 223,478.04 = 64,748.86 : x
  2. Step 2: Convert to fraction form
    148,988.70/223,478.04 = 64,748.86/x
  3. Step 3: Cross multiply
    148,988.70x = 223,478.04 × 64,748.86
  4. Step 4: Simplify right side
    148,988.70x = 14,469,948,325.03
  5. Step 5: Solve for x
    x = 14,469,948,325.03/148,988.70
  6. Step 6: Final answer
    x = 97,121.11

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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.