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Finding the Fourth Proportional to 64,834.80, 97,252.20 and 60,460.80

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Solution

The fourth proportional to 64,834.80, 97,252.20 and 60,460.80 is: 90,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,834.80 : 97,252.20 = 60,460.80 : x
  2. Step 2: Convert to fraction form
    64,834.80/97,252.20 = 60,460.80/x
  3. Step 3: Cross multiply
    64,834.80x = 97,252.20 × 60,460.80
  4. Step 4: Simplify right side
    64,834.80x = 5,879,945,813.76
  5. Step 5: Solve for x
    x = 5,879,945,813.76/64,834.80
  6. Step 6: Final answer
    x = 90,691.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.