Home / 367,726.22-551,621.10-101,486.78

Finding the Fourth Proportional to 367,726.22, 551,621.10 and 101,486.78

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Solution

The fourth proportional to 367,726.22, 551,621.10 and 101,486.78 is: 152,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,726.22 : 551,621.10 = 101,486.78 : x
  2. Step 2: Convert to fraction form
    367,726.22/551,621.10 = 101,486.78/x
  3. Step 3: Cross multiply
    367,726.22x = 551,621.10 × 101,486.78
  4. Step 4: Simplify right side
    367,726.22x = 55,982,249,219.06
  5. Step 5: Solve for x
    x = 55,982,249,219.06/367,726.22
  6. Step 6: Final answer
    x = 152,238.94

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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.