Home / 79,330.59-118,998.72-26,740.53

Finding the Fourth Proportional to 79,330.59, 118,998.72 and 26,740.53

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Solution

The fourth proportional to 79,330.59, 118,998.72 and 26,740.53 is: 40,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,330.59 : 118,998.72 = 26,740.53 : x
  2. Step 2: Convert to fraction form
    79,330.59/118,998.72 = 26,740.53/x
  3. Step 3: Cross multiply
    79,330.59x = 118,998.72 × 26,740.53
  4. Step 4: Simplify right side
    79,330.59x = 3,182,088,842.12
  5. Step 5: Solve for x
    x = 3,182,088,842.12/79,330.59
  6. Step 6: Final answer
    x = 40,111.75

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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.