Home / 282,687.03-424,051.31-105,194.02

Finding the Fourth Proportional to 282,687.03, 424,051.31 and 105,194.02

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Solution

The fourth proportional to 282,687.03, 424,051.31 and 105,194.02 is: 157,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,687.03 : 424,051.31 = 105,194.02 : x
  2. Step 2: Convert to fraction form
    282,687.03/424,051.31 = 105,194.02/x
  3. Step 3: Cross multiply
    282,687.03x = 424,051.31 × 105,194.02
  4. Step 4: Simplify right side
    282,687.03x = 44,607,661,985.17
  5. Step 5: Solve for x
    x = 44,607,661,985.17/282,687.03
  6. Step 6: Final answer
    x = 157,798.76

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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.