Home / 124,637.20-186,956.04-31,142.96

Finding the Fourth Proportional to 124,637.20, 186,956.04 and 31,142.96

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Solution

The fourth proportional to 124,637.20, 186,956.04 and 31,142.96 is: 46,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,637.20 : 186,956.04 = 31,142.96 : x
  2. Step 2: Convert to fraction form
    124,637.20/186,956.04 = 31,142.96/x
  3. Step 3: Cross multiply
    124,637.20x = 186,956.04 × 31,142.96
  4. Step 4: Simplify right side
    124,637.20x = 5,822,364,475.48
  5. Step 5: Solve for x
    x = 5,822,364,475.48/124,637.20
  6. Step 6: Final answer
    x = 46,714.50

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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.