Home / 97,684.92-145,649.60-89,344.14

Finding the Fourth Proportional to 97,684.92, 145,649.60 and 89,344.14

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Solution

The fourth proportional to 97,684.92, 145,649.60 and 89,344.14 is: 133,213.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,684.92 : 145,649.60 = 89,344.14 : x
  2. Step 2: Convert to fraction form
    97,684.92/145,649.60 = 89,344.14/x
  3. Step 3: Cross multiply
    97,684.92x = 145,649.60 × 89,344.14
  4. Step 4: Simplify right side
    97,684.92x = 13,012,937,806.62
  5. Step 5: Solve for x
    x = 13,012,937,806.62/97,684.92
  6. Step 6: Final answer
    x = 133,213.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.