Home / 170,869.41-235,701.23-102,839.13

Finding the Fourth Proportional to 170,869.41, 235,701.23 and 102,839.13

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Solution

The fourth proportional to 170,869.41, 235,701.23 and 102,839.13 is: 141,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,869.41 : 235,701.23 = 102,839.13 : x
  2. Step 2: Convert to fraction form
    170,869.41/235,701.23 = 102,839.13/x
  3. Step 3: Cross multiply
    170,869.41x = 235,701.23 × 102,839.13
  4. Step 4: Simplify right side
    170,869.41x = 24,239,308,918.93
  5. Step 5: Solve for x
    x = 24,239,308,918.93/170,869.41
  6. Step 6: Final answer
    x = 141,858.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.