Home / 148,728.12-223,092.18-37,920.12

Finding the Fourth Proportional to 148,728.12, 223,092.18 and 37,920.12

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Solution

The fourth proportional to 148,728.12, 223,092.18 and 37,920.12 is: 56,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,728.12 : 223,092.18 = 37,920.12 : x
  2. Step 2: Convert to fraction form
    148,728.12/223,092.18 = 37,920.12/x
  3. Step 3: Cross multiply
    148,728.12x = 223,092.18 × 37,920.12
  4. Step 4: Simplify right side
    148,728.12x = 8,459,682,236.66
  5. Step 5: Solve for x
    x = 8,459,682,236.66/148,728.12
  6. Step 6: Final answer
    x = 56,880.18

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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.