Home / 56,122.74-77,451.19-31,923.08

Finding the Fourth Proportional to 56,122.74, 77,451.19 and 31,923.08

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Solution

The fourth proportional to 56,122.74, 77,451.19 and 31,923.08 is: 44,054.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.74 : 77,451.19 = 31,923.08 : x
  2. Step 2: Convert to fraction form
    56,122.74/77,451.19 = 31,923.08/x
  3. Step 3: Cross multiply
    56,122.74x = 77,451.19 × 31,923.08
  4. Step 4: Simplify right side
    56,122.74x = 2,472,479,987.59
  5. Step 5: Solve for x
    x = 2,472,479,987.59/56,122.74
  6. Step 6: Final answer
    x = 44,054.87

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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.