Home / 282,839.22-424,156.77-83,106.18

Finding the Fourth Proportional to 282,839.22, 424,156.77 and 83,106.18

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Solution

The fourth proportional to 282,839.22, 424,156.77 and 83,106.18 is: 124,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,839.22 : 424,156.77 = 83,106.18 : x
  2. Step 2: Convert to fraction form
    282,839.22/424,156.77 = 83,106.18/x
  3. Step 3: Cross multiply
    282,839.22x = 424,156.77 × 83,106.18
  4. Step 4: Simplify right side
    282,839.22x = 35,250,048,875.84
  5. Step 5: Solve for x
    x = 35,250,048,875.84/282,839.22
  6. Step 6: Final answer
    x = 124,629.28

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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.