Home / 169,294.34-253,928.19-84,968.66

Finding the Fourth Proportional to 169,294.34, 253,928.19 and 84,968.66

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Solution

The fourth proportional to 169,294.34, 253,928.19 and 84,968.66 is: 127,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,294.34 : 253,928.19 = 84,968.66 : x
  2. Step 2: Convert to fraction form
    169,294.34/253,928.19 = 84,968.66/x
  3. Step 3: Cross multiply
    169,294.34x = 253,928.19 × 84,968.66
  4. Step 4: Simplify right side
    169,294.34x = 21,575,938,040.53
  5. Step 5: Solve for x
    x = 21,575,938,040.53/169,294.34
  6. Step 6: Final answer
    x = 127,446.30

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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.