Home / 71,126.00-98,152.45-39,294.08

Finding the Fourth Proportional to 71,126.00, 98,152.45 and 39,294.08

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Solution

The fourth proportional to 71,126.00, 98,152.45 and 39,294.08 is: 54,225.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,126.00 : 98,152.45 = 39,294.08 : x
  2. Step 2: Convert to fraction form
    71,126.00/98,152.45 = 39,294.08/x
  3. Step 3: Cross multiply
    71,126.00x = 98,152.45 × 39,294.08
  4. Step 4: Simplify right side
    71,126.00x = 3,856,809,633.50
  5. Step 5: Solve for x
    x = 3,856,809,633.50/71,126.00
  6. Step 6: Final answer
    x = 54,225.04

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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.