Home / 169,806.90-254,756.29-57,487.13

Finding the Fourth Proportional to 169,806.90, 254,756.29 and 57,487.13

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Solution

The fourth proportional to 169,806.90, 254,756.29 and 57,487.13 is: 86,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,806.90 : 254,756.29 = 57,487.13 : x
  2. Step 2: Convert to fraction form
    169,806.90/254,756.29 = 57,487.13/x
  3. Step 3: Cross multiply
    169,806.90x = 254,756.29 × 57,487.13
  4. Step 4: Simplify right side
    169,806.90x = 14,645,207,961.55
  5. Step 5: Solve for x
    x = 14,645,207,961.55/169,806.90
  6. Step 6: Final answer
    x = 86,246.25

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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.