Home / 152,199.12-228,318.48-47,009.28

Finding the Fourth Proportional to 152,199.12, 228,318.48 and 47,009.28

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Solution

The fourth proportional to 152,199.12, 228,318.48 and 47,009.28 is: 70,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,199.12 : 228,318.48 = 47,009.28 : x
  2. Step 2: Convert to fraction form
    152,199.12/228,318.48 = 47,009.28/x
  3. Step 3: Cross multiply
    152,199.12x = 228,318.48 × 47,009.28
  4. Step 4: Simplify right side
    152,199.12x = 10,733,087,355.49
  5. Step 5: Solve for x
    x = 10,733,087,355.49/152,199.12
  6. Step 6: Final answer
    x = 70,520.04

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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.