Home / 148,312.48-222,445.12-48,471.84

Finding the Fourth Proportional to 148,312.48, 222,445.12 and 48,471.84

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Solution

The fourth proportional to 148,312.48, 222,445.12 and 48,471.84 is: 72,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,312.48 : 222,445.12 = 48,471.84 : x
  2. Step 2: Convert to fraction form
    148,312.48/222,445.12 = 48,471.84/x
  3. Step 3: Cross multiply
    148,312.48x = 222,445.12 × 48,471.84
  4. Step 4: Simplify right side
    148,312.48x = 10,782,324,265.42
  5. Step 5: Solve for x
    x = 10,782,324,265.42/148,312.48
  6. Step 6: Final answer
    x = 72,700.05

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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.