Home / 148,849.60-223,274.40-143,600.80

Finding the Fourth Proportional to 148,849.60, 223,274.40 and 143,600.80

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Solution

The fourth proportional to 148,849.60, 223,274.40 and 143,600.80 is: 215,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,849.60 : 223,274.40 = 143,600.80 : x
  2. Step 2: Convert to fraction form
    148,849.60/223,274.40 = 143,600.80/x
  3. Step 3: Cross multiply
    148,849.60x = 223,274.40 × 143,600.80
  4. Step 4: Simplify right side
    148,849.60x = 32,062,382,459.52
  5. Step 5: Solve for x
    x = 32,062,382,459.52/148,849.60
  6. Step 6: Final answer
    x = 215,401.20

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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.