Home / 101,548.26-140,137.71-56,227.07

Finding the Fourth Proportional to 101,548.26, 140,137.71 and 56,227.07

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Solution

The fourth proportional to 101,548.26, 140,137.71 and 56,227.07 is: 77,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,548.26 : 140,137.71 = 56,227.07 : x
  2. Step 2: Convert to fraction form
    101,548.26/140,137.71 = 56,227.07/x
  3. Step 3: Cross multiply
    101,548.26x = 140,137.71 × 56,227.07
  4. Step 4: Simplify right side
    101,548.26x = 7,879,532,129.12
  5. Step 5: Solve for x
    x = 7,879,532,129.12/101,548.26
  6. Step 6: Final answer
    x = 77,593.96

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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.