Home / 71,281.32-98,378.65-41,060.82

Finding the Fourth Proportional to 71,281.32, 98,378.65 and 41,060.82

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Solution

The fourth proportional to 71,281.32, 98,378.65 and 41,060.82 is: 56,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,281.32 : 98,378.65 = 41,060.82 : x
  2. Step 2: Convert to fraction form
    71,281.32/98,378.65 = 41,060.82/x
  3. Step 3: Cross multiply
    71,281.32x = 98,378.65 × 41,060.82
  4. Step 4: Simplify right side
    71,281.32x = 4,039,508,459.74
  5. Step 5: Solve for x
    x = 4,039,508,459.74/71,281.32
  6. Step 6: Final answer
    x = 56,669.95

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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.