Home / 71,502.75-98,648.28-44,635.05

Finding the Fourth Proportional to 71,502.75, 98,648.28 and 44,635.05

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Solution

The fourth proportional to 71,502.75, 98,648.28 and 44,635.05 is: 61,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,502.75 : 98,648.28 = 44,635.05 : x
  2. Step 2: Convert to fraction form
    71,502.75/98,648.28 = 44,635.05/x
  3. Step 3: Cross multiply
    71,502.75x = 98,648.28 × 44,635.05
  4. Step 4: Simplify right side
    71,502.75x = 4,403,170,910.21
  5. Step 5: Solve for x
    x = 4,403,170,910.21/71,502.75
  6. Step 6: Final answer
    x = 61,580.44

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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.