Home / 282,778.24-424,077.45-93,203.28

Finding the Fourth Proportional to 282,778.24, 424,077.45 and 93,203.28

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Solution

The fourth proportional to 282,778.24, 424,077.45 and 93,203.28 is: 139,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,778.24 : 424,077.45 = 93,203.28 : x
  2. Step 2: Convert to fraction form
    282,778.24/424,077.45 = 93,203.28/x
  3. Step 3: Cross multiply
    282,778.24x = 424,077.45 × 93,203.28
  4. Step 4: Simplify right side
    282,778.24x = 39,525,409,314.04
  5. Step 5: Solve for x
    x = 39,525,409,314.04/282,778.24
  6. Step 6: Final answer
    x = 139,775.29

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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.