Home / 116,971.10-175,438.32-38,084.79

Finding the Fourth Proportional to 116,971.10, 175,438.32 and 38,084.79

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Solution

The fourth proportional to 116,971.10, 175,438.32 and 38,084.79 is: 57,121.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,971.10 : 175,438.32 = 38,084.79 : x
  2. Step 2: Convert to fraction form
    116,971.10/175,438.32 = 38,084.79/x
  3. Step 3: Cross multiply
    116,971.10x = 175,438.32 × 38,084.79
  4. Step 4: Simplify right side
    116,971.10x = 6,681,531,575.15
  5. Step 5: Solve for x
    x = 6,681,531,575.15/116,971.10
  6. Step 6: Final answer
    x = 57,121.22

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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.