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Finding the Fourth Proportional to 282,959.57, 424,559.39 and 133,196.55

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Solution

The fourth proportional to 282,959.57, 424,559.39 and 133,196.55 is: 199,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,959.57 : 424,559.39 = 133,196.55 : x
  2. Step 2: Convert to fraction form
    282,959.57/424,559.39 = 133,196.55/x
  3. Step 3: Cross multiply
    282,959.57x = 424,559.39 × 133,196.55
  4. Step 4: Simplify right side
    282,959.57x = 56,549,846,018.10
  5. Step 5: Solve for x
    x = 56,549,846,018.10/282,959.57
  6. Step 6: Final answer
    x = 199,851.33

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1.5x scale

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.