Home / 147,127.53-220,658.45-68,231.49

Finding the Fourth Proportional to 147,127.53, 220,658.45 and 68,231.49

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Solution

The fourth proportional to 147,127.53, 220,658.45 and 68,231.49 is: 102,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,127.53 : 220,658.45 = 68,231.49 : x
  2. Step 2: Convert to fraction form
    147,127.53/220,658.45 = 68,231.49/x
  3. Step 3: Cross multiply
    147,127.53x = 220,658.45 × 68,231.49
  4. Step 4: Simplify right side
    147,127.53x = 15,055,854,483.43
  5. Step 5: Solve for x
    x = 15,055,854,483.43/147,127.53
  6. Step 6: Final answer
    x = 102,332.00

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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.