Home / 71,530.02-98,707.91-39,263.85

Finding the Fourth Proportional to 71,530.02, 98,707.91 and 39,263.85

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Solution

The fourth proportional to 71,530.02, 98,707.91 and 39,263.85 is: 54,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,530.02 : 98,707.91 = 39,263.85 : x
  2. Step 2: Convert to fraction form
    71,530.02/98,707.91 = 39,263.85/x
  3. Step 3: Cross multiply
    71,530.02x = 98,707.91 × 39,263.85
  4. Step 4: Simplify right side
    71,530.02x = 3,875,652,375.73
  5. Step 5: Solve for x
    x = 3,875,652,375.73/71,530.02
  6. Step 6: Final answer
    x = 54,182.18

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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.