Home / 79,841.08-119,762.10-23,681.65

Finding the Fourth Proportional to 79,841.08, 119,762.10 and 23,681.65

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Solution

The fourth proportional to 79,841.08, 119,762.10 and 23,681.65 is: 35,522.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,841.08 : 119,762.10 = 23,681.65 : x
  2. Step 2: Convert to fraction form
    79,841.08/119,762.10 = 23,681.65/x
  3. Step 3: Cross multiply
    79,841.08x = 119,762.10 × 23,681.65
  4. Step 4: Simplify right side
    79,841.08x = 2,836,164,135.47
  5. Step 5: Solve for x
    x = 2,836,164,135.47/79,841.08
  6. Step 6: Final answer
    x = 35,522.62

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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.