Home / 104,588.71-144,333.38-56,842.18

Finding the Fourth Proportional to 104,588.71, 144,333.38 and 56,842.18

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Solution

The fourth proportional to 104,588.71, 144,333.38 and 56,842.18 is: 78,442.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,588.71 : 144,333.38 = 56,842.18 : x
  2. Step 2: Convert to fraction form
    104,588.71/144,333.38 = 56,842.18/x
  3. Step 3: Cross multiply
    104,588.71x = 144,333.38 × 56,842.18
  4. Step 4: Simplify right side
    104,588.71x = 8,204,223,965.97
  5. Step 5: Solve for x
    x = 8,204,223,965.97/104,588.71
  6. Step 6: Final answer
    x = 78,442.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.