Home / 282,802.28-424,193.58-72,442.04

Finding the Fourth Proportional to 282,802.28, 424,193.58 and 72,442.04

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Solution

The fourth proportional to 282,802.28, 424,193.58 and 72,442.04 is: 108,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,802.28 : 424,193.58 = 72,442.04 : x
  2. Step 2: Convert to fraction form
    282,802.28/424,193.58 = 72,442.04/x
  3. Step 3: Cross multiply
    282,802.28x = 424,193.58 × 72,442.04
  4. Step 4: Simplify right side
    282,802.28x = 30,729,448,290.10
  5. Step 5: Solve for x
    x = 30,729,448,290.10/282,802.28
  6. Step 6: Final answer
    x = 108,660.54

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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.