Home / 98,515.15-135,925.88-60,260.73

Finding the Fourth Proportional to 98,515.15, 135,925.88 and 60,260.73

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Solution

The fourth proportional to 98,515.15, 135,925.88 and 60,260.73 is: 83,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,515.15 : 135,925.88 = 60,260.73 : x
  2. Step 2: Convert to fraction form
    98,515.15/135,925.88 = 60,260.73/x
  3. Step 3: Cross multiply
    98,515.15x = 135,925.88 × 60,260.73
  4. Step 4: Simplify right side
    98,515.15x = 8,190,991,943.67
  5. Step 5: Solve for x
    x = 8,190,991,943.67/98,515.15
  6. Step 6: Final answer
    x = 83,144.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.