Home / 61,998.74-85,559.25-35,140.68

Finding the Fourth Proportional to 61,998.74, 85,559.25 and 35,140.68

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Solution

The fourth proportional to 61,998.74, 85,559.25 and 35,140.68 is: 48,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,998.74 : 85,559.25 = 35,140.68 : x
  2. Step 2: Convert to fraction form
    61,998.74/85,559.25 = 35,140.68/x
  3. Step 3: Cross multiply
    61,998.74x = 85,559.25 × 35,140.68
  4. Step 4: Simplify right side
    61,998.74x = 3,006,610,049.59
  5. Step 5: Solve for x
    x = 3,006,610,049.59/61,998.74
  6. Step 6: Final answer
    x = 48,494.70

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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.