Home / 282,985.02-424,331.46-83,279.48

Finding the Fourth Proportional to 282,985.02, 424,331.46 and 83,279.48

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Solution

The fourth proportional to 282,985.02, 424,331.46 and 83,279.48 is: 124,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,985.02 : 424,331.46 = 83,279.48 : x
  2. Step 2: Convert to fraction form
    282,985.02/424,331.46 = 83,279.48/x
  3. Step 3: Cross multiply
    282,985.02x = 424,331.46 × 83,279.48
  4. Step 4: Simplify right side
    282,985.02x = 35,338,103,336.44
  5. Step 5: Solve for x
    x = 35,338,103,336.44/282,985.02
  6. Step 6: Final answer
    x = 124,876.23

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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.