Home / 240,060.06-360,143.66-90,301.59

Finding the Fourth Proportional to 240,060.06, 360,143.66 and 90,301.59

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Solution

The fourth proportional to 240,060.06, 360,143.66 and 90,301.59 is: 135,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,060.06 : 360,143.66 = 90,301.59 : x
  2. Step 2: Convert to fraction form
    240,060.06/360,143.66 = 90,301.59/x
  3. Step 3: Cross multiply
    240,060.06x = 360,143.66 × 90,301.59
  4. Step 4: Simplify right side
    240,060.06x = 32,521,545,352.17
  5. Step 5: Solve for x
    x = 32,521,545,352.17/240,060.06
  6. Step 6: Final answer
    x = 135,472.54

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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.