Home / 45,132.42-67,707.74-31,099.17

Finding the Fourth Proportional to 45,132.42, 67,707.74 and 31,099.17

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Solution

The fourth proportional to 45,132.42, 67,707.74 and 31,099.17 is: 46,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,132.42 : 67,707.74 = 31,099.17 : x
  2. Step 2: Convert to fraction form
    45,132.42/67,707.74 = 31,099.17/x
  3. Step 3: Cross multiply
    45,132.42x = 67,707.74 × 31,099.17
  4. Step 4: Simplify right side
    45,132.42x = 2,105,654,516.58
  5. Step 5: Solve for x
    x = 2,105,654,516.58/45,132.42
  6. Step 6: Final answer
    x = 46,655.03

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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.