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Finding the Fourth Proportional to 169,675.16, 254,545.52 and 64,485.92

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Solution

The fourth proportional to 169,675.16, 254,545.52 and 64,485.92 is: 96,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,675.16 : 254,545.52 = 64,485.92 : x
  2. Step 2: Convert to fraction form
    169,675.16/254,545.52 = 64,485.92/x
  3. Step 3: Cross multiply
    169,675.16x = 254,545.52 × 64,485.92
  4. Step 4: Simplify right side
    169,675.16x = 16,414,602,715.75
  5. Step 5: Solve for x
    x = 16,414,602,715.75/169,675.16
  6. Step 6: Final answer
    x = 96,741.35

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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.