Home / 136,578.94-204,961.02-47,833.18

Finding the Fourth Proportional to 136,578.94, 204,961.02 and 47,833.18

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Solution

The fourth proportional to 136,578.94, 204,961.02 and 47,833.18 is: 71,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,578.94 : 204,961.02 = 47,833.18 : x
  2. Step 2: Convert to fraction form
    136,578.94/204,961.02 = 47,833.18/x
  3. Step 3: Cross multiply
    136,578.94x = 204,961.02 × 47,833.18
  4. Step 4: Simplify right side
    136,578.94x = 9,803,937,362.64
  5. Step 5: Solve for x
    x = 9,803,937,362.64/136,578.94
  6. Step 6: Final answer
    x = 71,782.20

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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.