Home / 123,990.48-185,957.78-35,242.02

Finding the Fourth Proportional to 123,990.48, 185,957.78 and 35,242.02

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Solution

The fourth proportional to 123,990.48, 185,957.78 and 35,242.02 is: 52,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,990.48 : 185,957.78 = 35,242.02 : x
  2. Step 2: Convert to fraction form
    123,990.48/185,957.78 = 35,242.02/x
  3. Step 3: Cross multiply
    123,990.48x = 185,957.78 × 35,242.02
  4. Step 4: Simplify right side
    123,990.48x = 6,553,527,625.71
  5. Step 5: Solve for x
    x = 6,553,527,625.71/123,990.48
  6. Step 6: Final answer
    x = 52,855.09

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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.