Home / 115,442.56-173,159.76-44,346.88

Finding the Fourth Proportional to 115,442.56, 173,159.76 and 44,346.88

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Solution

The fourth proportional to 115,442.56, 173,159.76 and 44,346.88 is: 66,518.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442.56 : 173,159.76 = 44,346.88 : x
  2. Step 2: Convert to fraction form
    115,442.56/173,159.76 = 44,346.88/x
  3. Step 3: Cross multiply
    115,442.56x = 173,159.76 × 44,346.88
  4. Step 4: Simplify right side
    115,442.56x = 7,679,095,097.55
  5. Step 5: Solve for x
    x = 7,679,095,097.55/115,442.56
  6. Step 6: Final answer
    x = 66,518.75

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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.