Home / 92,070.74-127,067.38-56,281.70

Finding the Fourth Proportional to 92,070.74, 127,067.38 and 56,281.70

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Solution

The fourth proportional to 92,070.74, 127,067.38 and 56,281.70 is: 77,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,070.74 : 127,067.38 = 56,281.70 : x
  2. Step 2: Convert to fraction form
    92,070.74/127,067.38 = 56,281.70/x
  3. Step 3: Cross multiply
    92,070.74x = 127,067.38 × 56,281.70
  4. Step 4: Simplify right side
    92,070.74x = 7,151,568,160.95
  5. Step 5: Solve for x
    x = 7,151,568,160.95/92,070.74
  6. Step 6: Final answer
    x = 77,674.71

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1.5x scale

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.