Home / 236,641.86-326,565.39-151,758.78

Finding the Fourth Proportional to 236,641.86, 326,565.39 and 151,758.78

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Solution

The fourth proportional to 236,641.86, 326,565.39 and 151,758.78 is: 209,426.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,641.86 : 326,565.39 = 151,758.78 : x
  2. Step 2: Convert to fraction form
    236,641.86/326,565.39 = 151,758.78/x
  3. Step 3: Cross multiply
    236,641.86x = 326,565.39 × 151,758.78
  4. Step 4: Simplify right side
    236,641.86x = 49,559,165,176.62
  5. Step 5: Solve for x
    x = 49,559,165,176.62/236,641.86
  6. Step 6: Final answer
    x = 209,426.87

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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.