Home / 91,478.67-137,163.33-35,272.17

Finding the Fourth Proportional to 91,478.67, 137,163.33 and 35,272.17

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Solution

The fourth proportional to 91,478.67, 137,163.33 and 35,272.17 is: 52,887.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,478.67 : 137,163.33 = 35,272.17 : x
  2. Step 2: Convert to fraction form
    91,478.67/137,163.33 = 35,272.17/x
  3. Step 3: Cross multiply
    91,478.67x = 137,163.33 × 35,272.17
  4. Step 4: Simplify right side
    91,478.67x = 4,838,048,293.53
  5. Step 5: Solve for x
    x = 4,838,048,293.53/91,478.67
  6. Step 6: Final answer
    x = 52,887.17

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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.