Home / 104,268.57-156,264.44-54,335.26

Finding the Fourth Proportional to 104,268.57, 156,264.44 and 54,335.26

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Solution

The fourth proportional to 104,268.57, 156,264.44 and 54,335.26 is: 81,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,268.57 : 156,264.44 = 54,335.26 : x
  2. Step 2: Convert to fraction form
    104,268.57/156,264.44 = 54,335.26/x
  3. Step 3: Cross multiply
    104,268.57x = 156,264.44 × 54,335.26
  4. Step 4: Simplify right side
    104,268.57x = 8,490,668,326.46
  5. Step 5: Solve for x
    x = 8,490,668,326.46/104,268.57
  6. Step 6: Final answer
    x = 81,430.76

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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.