Home / 282,921.80-424,569.64-133,204.90

Finding the Fourth Proportional to 282,921.80, 424,569.64 and 133,204.90

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Solution

The fourth proportional to 282,921.80, 424,569.64 and 133,204.90 is: 199,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,921.80 : 424,569.64 = 133,204.90 : x
  2. Step 2: Convert to fraction form
    282,921.80/424,569.64 = 133,204.90/x
  3. Step 3: Cross multiply
    282,921.80x = 424,569.64 × 133,204.90
  4. Step 4: Simplify right side
    282,921.80x = 56,554,756,439.24
  5. Step 5: Solve for x
    x = 56,554,756,439.24/282,921.80
  6. Step 6: Final answer
    x = 199,895.37

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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.