Home / 69,352.31-95,707.08-39,139.31

Finding the Fourth Proportional to 69,352.31, 95,707.08 and 39,139.31

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Solution

The fourth proportional to 69,352.31, 95,707.08 and 39,139.31 is: 54,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.31 : 95,707.08 = 39,139.31 : x
  2. Step 2: Convert to fraction form
    69,352.31/95,707.08 = 39,139.31/x
  3. Step 3: Cross multiply
    69,352.31x = 95,707.08 × 39,139.31
  4. Step 4: Simplify right side
    69,352.31x = 3,745,908,594.78
  5. Step 5: Solve for x
    x = 3,745,908,594.78/69,352.31
  6. Step 6: Final answer
    x = 54,012.75

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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.