Home / 152,246.70-228,370.05-47,097.90

Finding the Fourth Proportional to 152,246.70, 228,370.05 and 47,097.90

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Solution

The fourth proportional to 152,246.70, 228,370.05 and 47,097.90 is: 70,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,246.70 : 228,370.05 = 47,097.90 : x
  2. Step 2: Convert to fraction form
    152,246.70/228,370.05 = 47,097.90/x
  3. Step 3: Cross multiply
    152,246.70x = 228,370.05 × 47,097.90
  4. Step 4: Simplify right side
    152,246.70x = 10,755,749,777.90
  5. Step 5: Solve for x
    x = 10,755,749,777.90/152,246.70
  6. Step 6: Final answer
    x = 70,646.85

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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.