Home / 152,304.58-228,478.74-47,132.56

Finding the Fourth Proportional to 152,304.58, 228,478.74 and 47,132.56

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Solution

The fourth proportional to 152,304.58, 228,478.74 and 47,132.56 is: 70,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,304.58 : 228,478.74 = 47,132.56 : x
  2. Step 2: Convert to fraction form
    152,304.58/228,478.74 = 47,132.56/x
  3. Step 3: Cross multiply
    152,304.58x = 228,478.74 × 47,132.56
  4. Step 4: Simplify right side
    152,304.58x = 10,768,787,921.77
  5. Step 5: Solve for x
    x = 10,768,787,921.77/152,304.58
  6. Step 6: Final answer
    x = 70,705.61

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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.