Home / 143,721.12-215,583.02-50,227.14

Finding the Fourth Proportional to 143,721.12, 215,583.02 and 50,227.14

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Solution

The fourth proportional to 143,721.12, 215,583.02 and 50,227.14 is: 75,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,721.12 : 215,583.02 = 50,227.14 : x
  2. Step 2: Convert to fraction form
    143,721.12/215,583.02 = 50,227.14/x
  3. Step 3: Cross multiply
    143,721.12x = 215,583.02 × 50,227.14
  4. Step 4: Simplify right side
    143,721.12x = 10,828,118,527.16
  5. Step 5: Solve for x
    x = 10,828,118,527.16/143,721.12
  6. Step 6: Final answer
    x = 75,341.18

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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.