Home / 71,480.95-98,648.18-41,271.80

Finding the Fourth Proportional to 71,480.95, 98,648.18 and 41,271.80

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Solution

The fourth proportional to 71,480.95, 98,648.18 and 41,271.80 is: 56,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,480.95 : 98,648.18 = 41,271.80 : x
  2. Step 2: Convert to fraction form
    71,480.95/98,648.18 = 41,271.80/x
  3. Step 3: Cross multiply
    71,480.95x = 98,648.18 × 41,271.80
  4. Step 4: Simplify right side
    71,480.95x = 4,071,387,410.49
  5. Step 5: Solve for x
    x = 4,071,387,410.49/71,480.95
  6. Step 6: Final answer
    x = 56,957.66

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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.