Home / 152,022.32-228,037.40-72,041.52

Finding the Fourth Proportional to 152,022.32, 228,037.40 and 72,041.52

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Solution

The fourth proportional to 152,022.32, 228,037.40 and 72,041.52 is: 108,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,022.32 : 228,037.40 = 72,041.52 : x
  2. Step 2: Convert to fraction form
    152,022.32/228,037.40 = 72,041.52/x
  3. Step 3: Cross multiply
    152,022.32x = 228,037.40 × 72,041.52
  4. Step 4: Simplify right side
    152,022.32x = 16,428,160,912.85
  5. Step 5: Solve for x
    x = 16,428,160,912.85/152,022.32
  6. Step 6: Final answer
    x = 108,064.14

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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.