Home / 97,087.41-145,631.12-55,505.25

Finding the Fourth Proportional to 97,087.41, 145,631.12 and 55,505.25

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Solution

The fourth proportional to 97,087.41, 145,631.12 and 55,505.25 is: 83,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,087.41 : 145,631.12 = 55,505.25 : x
  2. Step 2: Convert to fraction form
    97,087.41/145,631.12 = 55,505.25/x
  3. Step 3: Cross multiply
    97,087.41x = 145,631.12 × 55,505.25
  4. Step 4: Simplify right side
    97,087.41x = 8,083,291,445.85
  5. Step 5: Solve for x
    x = 8,083,291,445.85/97,087.41
  6. Step 6: Final answer
    x = 83,257.88

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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.