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Finding the Fourth Proportional to 235,949.68, 325,681.70 and 160,541.92

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Solution

The fourth proportional to 235,949.68, 325,681.70 and 160,541.92 is: 221,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,949.68 : 325,681.70 = 160,541.92 : x
  2. Step 2: Convert to fraction form
    235,949.68/325,681.70 = 160,541.92/x
  3. Step 3: Cross multiply
    235,949.68x = 325,681.70 × 160,541.92
  4. Step 4: Simplify right side
    235,949.68x = 52,285,565,426.86
  5. Step 5: Solve for x
    x = 52,285,565,426.86/235,949.68
  6. Step 6: Final answer
    x = 221,596.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.