Home / 115,478.04-173,376.42-79,851.96

Finding the Fourth Proportional to 115,478.04, 173,376.42 and 79,851.96

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Solution

The fourth proportional to 115,478.04, 173,376.42 and 79,851.96 is: 119,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,478.04 : 173,376.42 = 79,851.96 : x
  2. Step 2: Convert to fraction form
    115,478.04/173,376.42 = 79,851.96/x
  3. Step 3: Cross multiply
    115,478.04x = 173,376.42 × 79,851.96
  4. Step 4: Simplify right side
    115,478.04x = 13,844,446,954.78
  5. Step 5: Solve for x
    x = 13,844,446,954.78/115,478.04
  6. Step 6: Final answer
    x = 119,888.14

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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.