Home / 152,558.40-228,859.20-47,366.40

Finding the Fourth Proportional to 152,558.40, 228,859.20 and 47,366.40

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Solution

The fourth proportional to 152,558.40, 228,859.20 and 47,366.40 is: 71,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,558.40 : 228,859.20 = 47,366.40 : x
  2. Step 2: Convert to fraction form
    152,558.40/228,859.20 = 47,366.40/x
  3. Step 3: Cross multiply
    152,558.40x = 228,859.20 × 47,366.40
  4. Step 4: Simplify right side
    152,558.40x = 10,840,236,410.88
  5. Step 5: Solve for x
    x = 10,840,236,410.88/152,558.40
  6. Step 6: Final answer
    x = 71,056.31

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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.