Home / 120,262.32-180,220.95-67,560.93

Finding the Fourth Proportional to 120,262.32, 180,220.95 and 67,560.93

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Solution

The fourth proportional to 120,262.32, 180,220.95 and 67,560.93 is: 101,244.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,262.32 : 180,220.95 = 67,560.93 : x
  2. Step 2: Convert to fraction form
    120,262.32/180,220.95 = 67,560.93/x
  3. Step 3: Cross multiply
    120,262.32x = 180,220.95 × 67,560.93
  4. Step 4: Simplify right side
    120,262.32x = 12,175,894,987.48
  5. Step 5: Solve for x
    x = 12,175,894,987.48/120,262.32
  6. Step 6: Final answer
    x = 101,244.47

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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.