Home / 119,316.62-164,681.97-75,680.96

Finding the Fourth Proportional to 119,316.62, 164,681.97 and 75,680.96

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Solution

The fourth proportional to 119,316.62, 164,681.97 and 75,680.96 is: 104,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,316.62 : 164,681.97 = 75,680.96 : x
  2. Step 2: Convert to fraction form
    119,316.62/164,681.97 = 75,680.96/x
  3. Step 3: Cross multiply
    119,316.62x = 164,681.97 × 75,680.96
  4. Step 4: Simplify right side
    119,316.62x = 12,463,289,044.68
  5. Step 5: Solve for x
    x = 12,463,289,044.68/119,316.62
  6. Step 6: Final answer
    x = 104,455.60

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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.