Home / 251,913.51-377,864.39-102,113.73

Finding the Fourth Proportional to 251,913.51, 377,864.39 and 102,113.73

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Solution

The fourth proportional to 251,913.51, 377,864.39 and 102,113.73 is: 153,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,913.51 : 377,864.39 = 102,113.73 : x
  2. Step 2: Convert to fraction form
    251,913.51/377,864.39 = 102,113.73/x
  3. Step 3: Cross multiply
    251,913.51x = 377,864.39 × 102,113.73
  4. Step 4: Simplify right side
    251,913.51x = 38,585,142,552.36
  5. Step 5: Solve for x
    x = 38,585,142,552.36/251,913.51
  6. Step 6: Final answer
    x = 153,168.21

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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.