Home / 91,747.17-137,655.81-35,626.68

Finding the Fourth Proportional to 91,747.17, 137,655.81 and 35,626.68

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Solution

The fourth proportional to 91,747.17, 137,655.81 and 35,626.68 is: 53,453.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,747.17 : 137,655.81 = 35,626.68 : x
  2. Step 2: Convert to fraction form
    91,747.17/137,655.81 = 35,626.68/x
  3. Step 3: Cross multiply
    91,747.17x = 137,655.81 × 35,626.68
  4. Step 4: Simplify right side
    91,747.17x = 4,904,219,493.01
  5. Step 5: Solve for x
    x = 4,904,219,493.01/91,747.17
  6. Step 6: Final answer
    x = 53,453.63

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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.