Home / 321,729.80-482,598.38-97,092.18

Finding the Fourth Proportional to 321,729.80, 482,598.38 and 97,092.18

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Solution

The fourth proportional to 321,729.80, 482,598.38 and 97,092.18 is: 145,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,729.80 : 482,598.38 = 97,092.18 : x
  2. Step 2: Convert to fraction form
    321,729.80/482,598.38 = 97,092.18/x
  3. Step 3: Cross multiply
    321,729.80x = 482,598.38 × 97,092.18
  4. Step 4: Simplify right side
    321,729.80x = 46,856,528,778.67
  5. Step 5: Solve for x
    x = 46,856,528,778.67/321,729.80
  6. Step 6: Final answer
    x = 145,639.38

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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.