Home / 185,231.22-277,720.47-89,117.70

Finding the Fourth Proportional to 185,231.22, 277,720.47 and 89,117.70

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Solution

The fourth proportional to 185,231.22, 277,720.47 and 89,117.70 is: 133,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,231.22 : 277,720.47 = 89,117.70 : x
  2. Step 2: Convert to fraction form
    185,231.22/277,720.47 = 89,117.70/x
  3. Step 3: Cross multiply
    185,231.22x = 277,720.47 × 89,117.70
  4. Step 4: Simplify right side
    185,231.22x = 24,749,809,529.32
  5. Step 5: Solve for x
    x = 24,749,809,529.32/185,231.22
  6. Step 6: Final answer
    x = 133,615.76

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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.