Home / 98,222.29-135,563.02-57,945.92

Finding the Fourth Proportional to 98,222.29, 135,563.02 and 57,945.92

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Solution

The fourth proportional to 98,222.29, 135,563.02 and 57,945.92 is: 79,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,222.29 : 135,563.02 = 57,945.92 : x
  2. Step 2: Convert to fraction form
    98,222.29/135,563.02 = 57,945.92/x
  3. Step 3: Cross multiply
    98,222.29x = 135,563.02 × 57,945.92
  4. Step 4: Simplify right side
    98,222.29x = 7,855,323,089.20
  5. Step 5: Solve for x
    x = 7,855,323,089.20/98,222.29
  6. Step 6: Final answer
    x = 79,974.96

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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.