Home / 152,715.92-228,646.46-115,158.44

Finding the Fourth Proportional to 152,715.92, 228,646.46 and 115,158.44

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Solution

The fourth proportional to 152,715.92, 228,646.46 and 115,158.44 is: 172,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,715.92 : 228,646.46 = 115,158.44 : x
  2. Step 2: Convert to fraction form
    152,715.92/228,646.46 = 115,158.44/x
  3. Step 3: Cross multiply
    152,715.92x = 228,646.46 × 115,158.44
  4. Step 4: Simplify right side
    152,715.92x = 26,330,570,504.63
  5. Step 5: Solve for x
    x = 26,330,570,504.63/152,715.92
  6. Step 6: Final answer
    x = 172,415.37

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1.5x scale

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.