Home / 151,748.80-227,623.20-56,978.80

Finding the Fourth Proportional to 151,748.80, 227,623.20 and 56,978.80

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Solution

The fourth proportional to 151,748.80, 227,623.20 and 56,978.80 is: 85,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,748.80 : 227,623.20 = 56,978.80 : x
  2. Step 2: Convert to fraction form
    151,748.80/227,623.20 = 56,978.80/x
  3. Step 3: Cross multiply
    151,748.80x = 227,623.20 × 56,978.80
  4. Step 4: Simplify right side
    151,748.80x = 12,969,696,788.16
  5. Step 5: Solve for x
    x = 12,969,696,788.16/151,748.80
  6. Step 6: Final answer
    x = 85,468.20

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1.5x scale

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.