Home / 91,460.24-126,234.84-55,661.76

Finding the Fourth Proportional to 91,460.24, 126,234.84 and 55,661.76

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Solution

The fourth proportional to 91,460.24, 126,234.84 and 55,661.76 is: 76,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,460.24 : 126,234.84 = 55,661.76 : x
  2. Step 2: Convert to fraction form
    91,460.24/126,234.84 = 55,661.76/x
  3. Step 3: Cross multiply
    91,460.24x = 126,234.84 × 55,661.76
  4. Step 4: Simplify right side
    91,460.24x = 7,026,453,367.72
  5. Step 5: Solve for x
    x = 7,026,453,367.72/91,460.24
  6. Step 6: Final answer
    x = 76,825.22

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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.