Home / 282,564.91-424,012.61-105,197.59

Finding the Fourth Proportional to 282,564.91, 424,012.61 and 105,197.59

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Solution

The fourth proportional to 282,564.91, 424,012.61 and 105,197.59 is: 157,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,564.91 : 424,012.61 = 105,197.59 : x
  2. Step 2: Convert to fraction form
    282,564.91/424,012.61 = 105,197.59/x
  3. Step 3: Cross multiply
    282,564.91x = 424,012.61 × 105,197.59
  4. Step 4: Simplify right side
    282,564.91x = 44,605,104,701.61
  5. Step 5: Solve for x
    x = 44,605,104,701.61/282,564.91
  6. Step 6: Final answer
    x = 157,857.90

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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.