Home / 282,432.69-423,320.07-104,826.42

Finding the Fourth Proportional to 282,432.69, 423,320.07 and 104,826.42

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Solution

The fourth proportional to 282,432.69, 423,320.07 and 104,826.42 is: 157,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,432.69 : 423,320.07 = 104,826.42 : x
  2. Step 2: Convert to fraction form
    282,432.69/423,320.07 = 104,826.42/x
  3. Step 3: Cross multiply
    282,432.69x = 423,320.07 × 104,826.42
  4. Step 4: Simplify right side
    282,432.69x = 44,375,127,845.35
  5. Step 5: Solve for x
    x = 44,375,127,845.35/282,432.69
  6. Step 6: Final answer
    x = 157,117.53

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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.