Home / 240,134.16-360,387.18-90,510.57

Finding the Fourth Proportional to 240,134.16, 360,387.18 and 90,510.57

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Solution

The fourth proportional to 240,134.16, 360,387.18 and 90,510.57 is: 135,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,134.16 : 360,387.18 = 90,510.57 : x
  2. Step 2: Convert to fraction form
    240,134.16/360,387.18 = 90,510.57/x
  3. Step 3: Cross multiply
    240,134.16x = 360,387.18 × 90,510.57
  4. Step 4: Simplify right side
    240,134.16x = 32,618,849,082.49
  5. Step 5: Solve for x
    x = 32,618,849,082.49/240,134.16
  6. Step 6: Final answer
    x = 135,835.94

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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.