Home / 240,122.32-359,933.16-90,259.36

Finding the Fourth Proportional to 240,122.32, 359,933.16 and 90,259.36

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Solution

The fourth proportional to 240,122.32, 359,933.16 and 90,259.36 is: 135,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,122.32 : 359,933.16 = 90,259.36 : x
  2. Step 2: Convert to fraction form
    240,122.32/359,933.16 = 90,259.36/x
  3. Step 3: Cross multiply
    240,122.32x = 359,933.16 × 90,259.36
  4. Step 4: Simplify right side
    240,122.32x = 32,487,336,664.38
  5. Step 5: Solve for x
    x = 32,487,336,664.38/240,122.32
  6. Step 6: Final answer
    x = 135,294.95

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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.