Home / 138,259.19-207,421.59-44,764.94

Finding the Fourth Proportional to 138,259.19, 207,421.59 and 44,764.94

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Solution

The fourth proportional to 138,259.19, 207,421.59 and 44,764.94 is: 67,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,259.19 : 207,421.59 = 44,764.94 : x
  2. Step 2: Convert to fraction form
    138,259.19/207,421.59 = 44,764.94/x
  3. Step 3: Cross multiply
    138,259.19x = 207,421.59 × 44,764.94
  4. Step 4: Simplify right side
    138,259.19x = 9,285,215,717.48
  5. Step 5: Solve for x
    x = 9,285,215,717.48/138,259.19
  6. Step 6: Final answer
    x = 67,158.04

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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.