Home / 131,462.90-197,377.97-67,465.81

Finding the Fourth Proportional to 131,462.90, 197,377.97 and 67,465.81

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Solution

The fourth proportional to 131,462.90, 197,377.97 and 67,465.81 is: 101,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,462.90 : 197,377.97 = 67,465.81 : x
  2. Step 2: Convert to fraction form
    131,462.90/197,377.97 = 67,465.81/x
  3. Step 3: Cross multiply
    131,462.90x = 197,377.97 × 67,465.81
  4. Step 4: Simplify right side
    131,462.90x = 13,316,264,531.60
  5. Step 5: Solve for x
    x = 13,316,264,531.60/131,462.90
  6. Step 6: Final answer
    x = 101,292.95

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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.