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Finding the Fourth Proportional to 152,030.60, 227,717.85 and 125,786.60

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Solution

The fourth proportional to 152,030.60, 227,717.85 and 125,786.60 is: 188,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,030.60 : 227,717.85 = 125,786.60 : x
  2. Step 2: Convert to fraction form
    152,030.60/227,717.85 = 125,786.60/x
  3. Step 3: Cross multiply
    152,030.60x = 227,717.85 × 125,786.60
  4. Step 4: Simplify right side
    152,030.60x = 28,643,854,110.81
  5. Step 5: Solve for x
    x = 28,643,854,110.81/152,030.60
  6. Step 6: Final answer
    x = 188,408.48

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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.