Home / 71,153.54-98,226.18-45,697.89

Finding the Fourth Proportional to 71,153.54, 98,226.18 and 45,697.89

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Solution

The fourth proportional to 71,153.54, 98,226.18 and 45,697.89 is: 63,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,153.54 : 98,226.18 = 45,697.89 : x
  2. Step 2: Convert to fraction form
    71,153.54/98,226.18 = 45,697.89/x
  3. Step 3: Cross multiply
    71,153.54x = 98,226.18 × 45,697.89
  4. Step 4: Simplify right side
    71,153.54x = 4,488,729,168.76
  5. Step 5: Solve for x
    x = 4,488,729,168.76/71,153.54
  6. Step 6: Final answer
    x = 63,085.12

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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.