Home / 113,118.08-169,630.52-49,080.28

Finding the Fourth Proportional to 113,118.08, 169,630.52 and 49,080.28

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Solution

The fourth proportional to 113,118.08, 169,630.52 and 49,080.28 is: 73,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,118.08 : 169,630.52 = 49,080.28 : x
  2. Step 2: Convert to fraction form
    113,118.08/169,630.52 = 49,080.28/x
  3. Step 3: Cross multiply
    113,118.08x = 169,630.52 × 49,080.28
  4. Step 4: Simplify right side
    113,118.08x = 8,325,513,418.15
  5. Step 5: Solve for x
    x = 8,325,513,418.15/113,118.08
  6. Step 6: Final answer
    x = 73,600.20

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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.