Home / 240,110.30-359,915.16-90,247.34

Finding the Fourth Proportional to 240,110.30, 359,915.16 and 90,247.34

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Solution

The fourth proportional to 240,110.30, 359,915.16 and 90,247.34 is: 135,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,110.30 : 359,915.16 = 90,247.34 : x
  2. Step 2: Convert to fraction form
    240,110.30/359,915.16 = 90,247.34/x
  3. Step 3: Cross multiply
    240,110.30x = 359,915.16 × 90,247.34
  4. Step 4: Simplify right side
    240,110.30x = 32,481,385,815.67
  5. Step 5: Solve for x
    x = 32,481,385,815.67/240,110.30
  6. Step 6: Final answer
    x = 135,276.94

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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.