Home / 331,748.80-497,623.20-95,077.60

Finding the Fourth Proportional to 331,748.80, 497,623.20 and 95,077.60

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Solution

The fourth proportional to 331,748.80, 497,623.20 and 95,077.60 is: 142,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,748.80 : 497,623.20 = 95,077.60 : x
  2. Step 2: Convert to fraction form
    331,748.80/497,623.20 = 95,077.60/x
  3. Step 3: Cross multiply
    331,748.80x = 497,623.20 × 95,077.60
  4. Step 4: Simplify right side
    331,748.80x = 47,312,819,560.32
  5. Step 5: Solve for x
    x = 47,312,819,560.32/331,748.80
  6. Step 6: Final answer
    x = 142,616.40

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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.