Home / 79,335.66-118,945.16-37,811.82

Finding the Fourth Proportional to 79,335.66, 118,945.16 and 37,811.82

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Solution

The fourth proportional to 79,335.66, 118,945.16 and 37,811.82 is: 56,689.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,335.66 : 118,945.16 = 37,811.82 : x
  2. Step 2: Convert to fraction form
    79,335.66/118,945.16 = 37,811.82/x
  3. Step 3: Cross multiply
    79,335.66x = 118,945.16 × 37,811.82
  4. Step 4: Simplify right side
    79,335.66x = 4,497,532,979.79
  5. Step 5: Solve for x
    x = 4,497,532,979.79/79,335.66
  6. Step 6: Final answer
    x = 56,689.93

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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.