Home / 56,229.75-77,597.07-31,079.25

Finding the Fourth Proportional to 56,229.75, 77,597.07 and 31,079.25

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Solution

The fourth proportional to 56,229.75, 77,597.07 and 31,079.25 is: 42,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,229.75 : 77,597.07 = 31,079.25 : x
  2. Step 2: Convert to fraction form
    56,229.75/77,597.07 = 31,079.25/x
  3. Step 3: Cross multiply
    56,229.75x = 77,597.07 × 31,079.25
  4. Step 4: Simplify right side
    56,229.75x = 2,411,658,737.80
  5. Step 5: Solve for x
    x = 2,411,658,737.80/56,229.75
  6. Step 6: Final answer
    x = 42,889.37

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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.