Home / 204,539.64-282,351.79-137,510.52

Finding the Fourth Proportional to 204,539.64, 282,351.79 and 137,510.52

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Solution

The fourth proportional to 204,539.64, 282,351.79 and 137,510.52 is: 189,823.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,539.64 : 282,351.79 = 137,510.52 : x
  2. Step 2: Convert to fraction form
    204,539.64/282,351.79 = 137,510.52/x
  3. Step 3: Cross multiply
    204,539.64x = 282,351.79 × 137,510.52
  4. Step 4: Simplify right side
    204,539.64x = 38,826,341,465.83
  5. Step 5: Solve for x
    x = 38,826,341,465.83/204,539.64
  6. Step 6: Final answer
    x = 189,823.07

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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.