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Finding the Fourth Proportional to 169,805.32, 254,693.30 and 57,483.14

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Solution

The fourth proportional to 169,805.32, 254,693.30 and 57,483.14 is: 86,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,805.32 : 254,693.30 = 57,483.14 : x
  2. Step 2: Convert to fraction form
    169,805.32/254,693.30 = 57,483.14/x
  3. Step 3: Cross multiply
    169,805.32x = 254,693.30 × 57,483.14
  4. Step 4: Simplify right side
    169,805.32x = 14,640,570,620.96
  5. Step 5: Solve for x
    x = 14,640,570,620.96/169,805.32
  6. Step 6: Final answer
    x = 86,219.74

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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.