Home / 102,251,138.32-153,376,730.70-25,574,175.28

Finding the Fourth Proportional to 102,251,138.32, 153,376,730.70 and 25,574,175.28

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Solution

The fourth proportional to 102,251,138.32, 153,376,730.70 and 25,574,175.28 is: 38,361,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,251,138.32 : 153,376,730.70 = 25,574,175.28 : x
  2. Step 2: Convert to fraction form
    102,251,138.32/153,376,730.70 = 25,574,175.28/x
  3. Step 3: Cross multiply
    102,251,138.32x = 153,376,730.70 × 25,574,175.28
  4. Step 4: Simplify right side
    102,251,138.32x = 3,922,483,394,795,157
  5. Step 5: Solve for x
    x = 3,922,483,394,795,157/102,251,138.32
  6. Step 6: Final answer
    x = 38,361,268.73

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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.