Home / 75,374.40-104,016.86-41,385.08

Finding the Fourth Proportional to 75,374.40, 104,016.86 and 41,385.08

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Solution

The fourth proportional to 75,374.40, 104,016.86 and 41,385.08 is: 57,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,374.40 : 104,016.86 = 41,385.08 : x
  2. Step 2: Convert to fraction form
    75,374.40/104,016.86 = 41,385.08/x
  3. Step 3: Cross multiply
    75,374.40x = 104,016.86 × 41,385.08
  4. Step 4: Simplify right side
    75,374.40x = 4,304,746,280.76
  5. Step 5: Solve for x
    x = 4,304,746,280.76/75,374.40
  6. Step 6: Final answer
    x = 57,111.51

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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.