Home / 115,548.24-173,250-45,346.08

Finding the Fourth Proportional to 115,548.24, 173,250 and 45,346.08

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Solution

The fourth proportional to 115,548.24, 173,250 and 45,346.08 is: 67,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,548.24 : 173,250 = 45,346.08 : x
  2. Step 2: Convert to fraction form
    115,548.24/173,250 = 45,346.08/x
  3. Step 3: Cross multiply
    115,548.24x = 173,250 × 45,346.08
  4. Step 4: Simplify right side
    115,548.24x = 7,856,208,360
  5. Step 5: Solve for x
    x = 7,856,208,360/115,548.24
  6. Step 6: Final answer
    x = 67,990.72

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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.