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Finding the Fourth Proportional to 169,482.89, 254,124.65 and 64,309.25

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Solution

The fourth proportional to 169,482.89, 254,124.65 and 64,309.25 is: 96,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,482.89 : 254,124.65 = 64,309.25 : x
  2. Step 2: Convert to fraction form
    169,482.89/254,124.65 = 64,309.25/x
  3. Step 3: Cross multiply
    169,482.89x = 254,124.65 × 64,309.25
  4. Step 4: Simplify right side
    169,482.89x = 16,342,564,538.16
  5. Step 5: Solve for x
    x = 16,342,564,538.16/169,482.89
  6. Step 6: Final answer
    x = 96,426.05

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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.