Home / 121,569.30-182,295.54-57,474.18

Finding the Fourth Proportional to 121,569.30, 182,295.54 and 57,474.18

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Solution

The fourth proportional to 121,569.30, 182,295.54 and 57,474.18 is: 86,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,569.30 : 182,295.54 = 57,474.18 : x
  2. Step 2: Convert to fraction form
    121,569.30/182,295.54 = 57,474.18/x
  3. Step 3: Cross multiply
    121,569.30x = 182,295.54 × 57,474.18
  4. Step 4: Simplify right side
    121,569.30x = 10,477,286,679.16
  5. Step 5: Solve for x
    x = 10,477,286,679.16/121,569.30
  6. Step 6: Final answer
    x = 86,183.66

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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.