Home / 175,352.56-263,095.08-105,280.72

Finding the Fourth Proportional to 175,352.56, 263,095.08 and 105,280.72

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Solution

The fourth proportional to 175,352.56, 263,095.08 and 105,280.72 is: 157,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,352.56 : 263,095.08 = 105,280.72 : x
  2. Step 2: Convert to fraction form
    175,352.56/263,095.08 = 105,280.72/x
  3. Step 3: Cross multiply
    175,352.56x = 263,095.08 × 105,280.72
  4. Step 4: Simplify right side
    175,352.56x = 27,698,839,450.86
  5. Step 5: Solve for x
    x = 27,698,839,450.86/175,352.56
  6. Step 6: Final answer
    x = 157,960.85

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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.