Home / 98,094.60-135,411.24-66,306.56

Finding the Fourth Proportional to 98,094.60, 135,411.24 and 66,306.56

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Solution

The fourth proportional to 98,094.60, 135,411.24 and 66,306.56 is: 91,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,094.60 : 135,411.24 = 66,306.56 : x
  2. Step 2: Convert to fraction form
    98,094.60/135,411.24 = 66,306.56/x
  3. Step 3: Cross multiply
    98,094.60x = 135,411.24 × 66,306.56
  4. Step 4: Simplify right side
    98,094.60x = 8,978,653,509.73
  5. Step 5: Solve for x
    x = 8,978,653,509.73/98,094.60
  6. Step 6: Final answer
    x = 91,530.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.