Home / 115,409.20-173,111.98-59,216.87

Finding the Fourth Proportional to 115,409.20, 173,111.98 and 59,216.87

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Solution

The fourth proportional to 115,409.20, 173,111.98 and 59,216.87 is: 88,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,409.20 : 173,111.98 = 59,216.87 : x
  2. Step 2: Convert to fraction form
    115,409.20/173,111.98 = 59,216.87/x
  3. Step 3: Cross multiply
    115,409.20x = 173,111.98 × 59,216.87
  4. Step 4: Simplify right side
    115,409.20x = 10,251,149,615.10
  5. Step 5: Solve for x
    x = 10,251,149,615.10/115,409.20
  6. Step 6: Final answer
    x = 88,824.37

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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.