Home / 158,923.92-238,484.32-92,395.36

Finding the Fourth Proportional to 158,923.92, 238,484.32 and 92,395.36

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Solution

The fourth proportional to 158,923.92, 238,484.32 and 92,395.36 is: 138,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,923.92 : 238,484.32 = 92,395.36 : x
  2. Step 2: Convert to fraction form
    158,923.92/238,484.32 = 92,395.36/x
  3. Step 3: Cross multiply
    158,923.92x = 238,484.32 × 92,395.36
  4. Step 4: Simplify right side
    158,923.92x = 22,034,844,600.76
  5. Step 5: Solve for x
    x = 22,034,844,600.76/158,923.92
  6. Step 6: Final answer
    x = 138,650.27

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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.