Home / 240,929.81-361,398.36-91,240.59

Finding the Fourth Proportional to 240,929.81, 361,398.36 and 91,240.59

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Solution

The fourth proportional to 240,929.81, 361,398.36 and 91,240.59 is: 136,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,929.81 : 361,398.36 = 91,240.59 : x
  2. Step 2: Convert to fraction form
    240,929.81/361,398.36 = 91,240.59/x
  3. Step 3: Cross multiply
    240,929.81x = 361,398.36 × 91,240.59
  4. Step 4: Simplify right side
    240,929.81x = 32,974,199,591.43
  5. Step 5: Solve for x
    x = 32,974,199,591.43/240,929.81
  6. Step 6: Final answer
    x = 136,862.27

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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.