Home / 136,315.29-204,458.36-47,570.48

Finding the Fourth Proportional to 136,315.29, 204,458.36 and 47,570.48

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Solution

The fourth proportional to 136,315.29, 204,458.36 and 47,570.48 is: 71,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,315.29 : 204,458.36 = 47,570.48 : x
  2. Step 2: Convert to fraction form
    136,315.29/204,458.36 = 47,570.48/x
  3. Step 3: Cross multiply
    136,315.29x = 204,458.36 × 47,570.48
  4. Step 4: Simplify right side
    136,315.29x = 9,726,181,065.07
  5. Step 5: Solve for x
    x = 9,726,181,065.07/136,315.29
  6. Step 6: Final answer
    x = 71,350.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.