Home / 143,719.11-215,580.02-50,225.13

Finding the Fourth Proportional to 143,719.11, 215,580.02 and 50,225.13

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Solution

The fourth proportional to 143,719.11, 215,580.02 and 50,225.13 is: 75,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,719.11 : 215,580.02 = 50,225.13 : x
  2. Step 2: Convert to fraction form
    143,719.11/215,580.02 = 50,225.13/x
  3. Step 3: Cross multiply
    143,719.11x = 215,580.02 × 50,225.13
  4. Step 4: Simplify right side
    143,719.11x = 10,827,534,278.78
  5. Step 5: Solve for x
    x = 10,827,534,278.78/143,719.11
  6. Step 6: Final answer
    x = 75,338.17

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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.