Home / 103,402,255.92-155,102,917.32-26,718,765.36

Finding the Fourth Proportional to 103,402,255.92, 155,102,917.32 and 26,718,765.36

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Solution

The fourth proportional to 103,402,255.92, 155,102,917.32 and 26,718,765.36 is: 40,078,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,402,255.92 : 155,102,917.32 = 26,718,765.36 : x
  2. Step 2: Convert to fraction form
    103,402,255.92/155,102,917.32 = 26,718,765.36/x
  3. Step 3: Cross multiply
    103,402,255.92x = 155,102,917.32 × 26,718,765.36
  4. Step 4: Simplify right side
    103,402,255.92x = 4,144,158,454,524,560
  5. Step 5: Solve for x
    x = 4,144,158,454,524,560/103,402,255.92
  6. Step 6: Final answer
    x = 40,078,027.48

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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.