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Finding the Fourth Proportional to 158,399.69, 237,008.97 and 156,628.22

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Solution

The fourth proportional to 158,399.69, 237,008.97 and 156,628.22 is: 234,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,399.69 : 237,008.97 = 156,628.22 : x
  2. Step 2: Convert to fraction form
    158,399.69/237,008.97 = 156,628.22/x
  3. Step 3: Cross multiply
    158,399.69x = 237,008.97 × 156,628.22
  4. Step 4: Simplify right side
    158,399.69x = 37,122,291,910.09
  5. Step 5: Solve for x
    x = 37,122,291,910.09/158,399.69
  6. Step 6: Final answer
    x = 234,358.37

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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.