Home / 282,922.30-424,570.39-133,205.40

Finding the Fourth Proportional to 282,922.30, 424,570.39 and 133,205.40

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Solution

The fourth proportional to 282,922.30, 424,570.39 and 133,205.40 is: 199,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,922.30 : 424,570.39 = 133,205.40 : x
  2. Step 2: Convert to fraction form
    282,922.30/424,570.39 = 133,205.40/x
  3. Step 3: Cross multiply
    282,922.30x = 424,570.39 × 133,205.40
  4. Step 4: Simplify right side
    282,922.30x = 56,555,068,628.11
  5. Step 5: Solve for x
    x = 56,555,068,628.11/282,922.30
  6. Step 6: Final answer
    x = 199,896.12

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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.