Home / 282,686.03-424,049.81-105,193.02

Finding the Fourth Proportional to 282,686.03, 424,049.81 and 105,193.02

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Solution

The fourth proportional to 282,686.03, 424,049.81 and 105,193.02 is: 157,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,686.03 : 424,049.81 = 105,193.02 : x
  2. Step 2: Convert to fraction form
    282,686.03/424,049.81 = 105,193.02/x
  3. Step 3: Cross multiply
    282,686.03x = 424,049.81 × 105,193.02
  4. Step 4: Simplify right side
    282,686.03x = 44,607,080,144.33
  5. Step 5: Solve for x
    x = 44,607,080,144.33/282,686.03
  6. Step 6: Final answer
    x = 157,797.26

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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.