Home / 282,986.02-424,332.96-83,280.48

Finding the Fourth Proportional to 282,986.02, 424,332.96 and 83,280.48

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Solution

The fourth proportional to 282,986.02, 424,332.96 and 83,280.48 is: 124,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,986.02 : 424,332.96 = 83,280.48 : x
  2. Step 2: Convert to fraction form
    282,986.02/424,332.96 = 83,280.48/x
  3. Step 3: Cross multiply
    282,986.02x = 424,332.96 × 83,280.48
  4. Step 4: Simplify right side
    282,986.02x = 35,338,652,588.62
  5. Step 5: Solve for x
    x = 35,338,652,588.62/282,986.02
  6. Step 6: Final answer
    x = 124,877.73

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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.