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Finding the Fourth Proportional to 169,805.46, 254,478.42 and 64,567.02

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Solution

The fourth proportional to 169,805.46, 254,478.42 and 64,567.02 is: 96,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,805.46 : 254,478.42 = 64,567.02 : x
  2. Step 2: Convert to fraction form
    169,805.46/254,478.42 = 64,567.02/x
  3. Step 3: Cross multiply
    169,805.46x = 254,478.42 × 64,567.02
  4. Step 4: Simplify right side
    169,805.46x = 16,430,913,233.71
  5. Step 5: Solve for x
    x = 16,430,913,233.71/169,805.46
  6. Step 6: Final answer
    x = 96,763.16

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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.