Home / 124,905.12-187,385.04-36,162.24

Finding the Fourth Proportional to 124,905.12, 187,385.04 and 36,162.24

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Solution

The fourth proportional to 124,905.12, 187,385.04 and 36,162.24 is: 54,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,905.12 : 187,385.04 = 36,162.24 : x
  2. Step 2: Convert to fraction form
    124,905.12/187,385.04 = 36,162.24/x
  3. Step 3: Cross multiply
    124,905.12x = 187,385.04 × 36,162.24
  4. Step 4: Simplify right side
    124,905.12x = 6,776,262,788.89
  5. Step 5: Solve for x
    x = 6,776,262,788.89/124,905.12
  6. Step 6: Final answer
    x = 54,251.28

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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.