Home / 282,722.13-424,083.47-132,852.51

Finding the Fourth Proportional to 282,722.13, 424,083.47 and 132,852.51

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Solution

The fourth proportional to 282,722.13, 424,083.47 and 132,852.51 is: 199,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,722.13 : 424,083.47 = 132,852.51 : x
  2. Step 2: Convert to fraction form
    282,722.13/424,083.47 = 132,852.51/x
  3. Step 3: Cross multiply
    282,722.13x = 424,083.47 × 132,852.51
  4. Step 4: Simplify right side
    282,722.13x = 56,340,552,774.75
  5. Step 5: Solve for x
    x = 56,340,552,774.75/282,722.13
  6. Step 6: Final answer
    x = 199,278.89

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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.