Home / 104,928.90-144,801.66-57,182.13

Finding the Fourth Proportional to 104,928.90, 144,801.66 and 57,182.13

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Solution

The fourth proportional to 104,928.90, 144,801.66 and 57,182.13 is: 78,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,928.90 : 144,801.66 = 57,182.13 : x
  2. Step 2: Convert to fraction form
    104,928.90/144,801.66 = 57,182.13/x
  3. Step 3: Cross multiply
    104,928.90x = 144,801.66 × 57,182.13
  4. Step 4: Simplify right side
    104,928.90x = 8,280,067,346.34
  5. Step 5: Solve for x
    x = 8,280,067,346.34/104,928.90
  6. Step 6: Final answer
    x = 78,911.22

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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.