Home / 63,285.95-87,321.97-34,986.17

Finding the Fourth Proportional to 63,285.95, 87,321.97 and 34,986.17

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Solution

The fourth proportional to 63,285.95, 87,321.97 and 34,986.17 is: 48,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,285.95 : 87,321.97 = 34,986.17 : x
  2. Step 2: Convert to fraction form
    63,285.95/87,321.97 = 34,986.17/x
  3. Step 3: Cross multiply
    63,285.95x = 87,321.97 × 34,986.17
  4. Step 4: Simplify right side
    63,285.95x = 3,055,061,287.15
  5. Step 5: Solve for x
    x = 3,055,061,287.15/63,285.95
  6. Step 6: Final answer
    x = 48,273.93

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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.