Home / 141,534.96-212,305.32-48,040.56

Finding the Fourth Proportional to 141,534.96, 212,305.32 and 48,040.56

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Solution

The fourth proportional to 141,534.96, 212,305.32 and 48,040.56 is: 72,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,534.96 : 212,305.32 = 48,040.56 : x
  2. Step 2: Convert to fraction form
    141,534.96/212,305.32 = 48,040.56/x
  3. Step 3: Cross multiply
    141,534.96x = 212,305.32 × 48,040.56
  4. Step 4: Simplify right side
    141,534.96x = 10,199,266,463.78
  5. Step 5: Solve for x
    x = 10,199,266,463.78/141,534.96
  6. Step 6: Final answer
    x = 72,061.82

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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.