Home / 79,270.80-118,924.02-26,678.76

Finding the Fourth Proportional to 79,270.80, 118,924.02 and 26,678.76

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Solution

The fourth proportional to 79,270.80, 118,924.02 and 26,678.76 is: 40,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,270.80 : 118,924.02 = 26,678.76 : x
  2. Step 2: Convert to fraction form
    79,270.80/118,924.02 = 26,678.76/x
  3. Step 3: Cross multiply
    79,270.80x = 118,924.02 × 26,678.76
  4. Step 4: Simplify right side
    79,270.80x = 3,172,745,387.82
  5. Step 5: Solve for x
    x = 3,172,745,387.82/79,270.80
  6. Step 6: Final answer
    x = 40,024.14

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1.5x scale

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.