Home / 62,220.46-85,177.29-61,775.77

Finding the Fourth Proportional to 62,220.46, 85,177.29 and 61,775.77

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Solution

The fourth proportional to 62,220.46, 85,177.29 and 61,775.77 is: 84,568.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,220.46 : 85,177.29 = 61,775.77 : x
  2. Step 2: Convert to fraction form
    62,220.46/85,177.29 = 61,775.77/x
  3. Step 3: Cross multiply
    62,220.46x = 85,177.29 × 61,775.77
  4. Step 4: Simplify right side
    62,220.46x = 5,261,892,676.26
  5. Step 5: Solve for x
    x = 5,261,892,676.26/62,220.46
  6. Step 6: Final answer
    x = 84,568.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.