Home / 61,849.50-85,352.31-33,555.18

Finding the Fourth Proportional to 61,849.50, 85,352.31 and 33,555.18

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Solution

The fourth proportional to 61,849.50, 85,352.31 and 33,555.18 is: 46,306.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,849.50 : 85,352.31 = 33,555.18 : x
  2. Step 2: Convert to fraction form
    61,849.50/85,352.31 = 33,555.18/x
  3. Step 3: Cross multiply
    61,849.50x = 85,352.31 × 33,555.18
  4. Step 4: Simplify right side
    61,849.50x = 2,864,012,125.47
  5. Step 5: Solve for x
    x = 2,864,012,125.47/61,849.50
  6. Step 6: Final answer
    x = 46,306.15

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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.