Home / 97,251.48-145,895.52-66,984.36

Finding the Fourth Proportional to 97,251.48, 145,895.52 and 66,984.36

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Solution

The fourth proportional to 97,251.48, 145,895.52 and 66,984.36 is: 100,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,251.48 : 145,895.52 = 66,984.36 : x
  2. Step 2: Convert to fraction form
    97,251.48/145,895.52 = 66,984.36/x
  3. Step 3: Cross multiply
    97,251.48x = 145,895.52 × 66,984.36
  4. Step 4: Simplify right side
    97,251.48x = 9,772,718,034.07
  5. Step 5: Solve for x
    x = 9,772,718,034.07/97,251.48
  6. Step 6: Final answer
    x = 100,489.14

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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.