Home / 141,318.81-212,019.46-57,035.94

Finding the Fourth Proportional to 141,318.81, 212,019.46 and 57,035.94

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Solution

The fourth proportional to 141,318.81, 212,019.46 and 57,035.94 is: 85,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,318.81 : 212,019.46 = 57,035.94 : x
  2. Step 2: Convert to fraction form
    141,318.81/212,019.46 = 57,035.94/x
  3. Step 3: Cross multiply
    141,318.81x = 212,019.46 × 57,035.94
  4. Step 4: Simplify right side
    141,318.81x = 12,092,729,199.39
  5. Step 5: Solve for x
    x = 12,092,729,199.39/141,318.81
  6. Step 6: Final answer
    x = 85,570.56

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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.