Home / 282,889.02-424,320.77-83,215.92

Finding the Fourth Proportional to 282,889.02, 424,320.77 and 83,215.92

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Solution

The fourth proportional to 282,889.02, 424,320.77 and 83,215.92 is: 124,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,889.02 : 424,320.77 = 83,215.92 : x
  2. Step 2: Convert to fraction form
    282,889.02/424,320.77 = 83,215.92/x
  3. Step 3: Cross multiply
    282,889.02x = 424,320.77 × 83,215.92
  4. Step 4: Simplify right side
    282,889.02x = 35,310,242,834.58
  5. Step 5: Solve for x
    x = 35,310,242,834.58/282,889.02
  6. Step 6: Final answer
    x = 124,820.12

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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.