Home / 152,458.56-228,712.08-47,255.76

Finding the Fourth Proportional to 152,458.56, 228,712.08 and 47,255.76

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Solution

The fourth proportional to 152,458.56, 228,712.08 and 47,255.76 is: 70,891.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,458.56 : 228,712.08 = 47,255.76 : x
  2. Step 2: Convert to fraction form
    152,458.56/228,712.08 = 47,255.76/x
  3. Step 3: Cross multiply
    152,458.56x = 228,712.08 × 47,255.76
  4. Step 4: Simplify right side
    152,458.56x = 10,807,963,161.58
  5. Step 5: Solve for x
    x = 10,807,963,161.58/152,458.56
  6. Step 6: Final answer
    x = 70,891.15

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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.