Home / 103,747.11-155,522.23-51,095.08

Finding the Fourth Proportional to 103,747.11, 155,522.23 and 51,095.08

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Solution

The fourth proportional to 103,747.11, 155,522.23 and 51,095.08 is: 76,594.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,747.11 : 155,522.23 = 51,095.08 : x
  2. Step 2: Convert to fraction form
    103,747.11/155,522.23 = 51,095.08/x
  3. Step 3: Cross multiply
    103,747.11x = 155,522.23 × 51,095.08
  4. Step 4: Simplify right side
    103,747.11x = 7,946,420,783.63
  5. Step 5: Solve for x
    x = 7,946,420,783.63/103,747.11
  6. Step 6: Final answer
    x = 76,594.14

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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.