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Finding the Fourth Proportional to 375,071.46, 562,625.32 and 122,351.46

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Solution

The fourth proportional to 375,071.46, 562,625.32 and 122,351.46 is: 183,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,071.46 : 562,625.32 = 122,351.46 : x
  2. Step 2: Convert to fraction form
    375,071.46/562,625.32 = 122,351.46/x
  3. Step 3: Cross multiply
    375,071.46x = 562,625.32 × 122,351.46
  4. Step 4: Simplify right side
    375,071.46x = 68,838,029,334.97
  5. Step 5: Solve for x
    x = 68,838,029,334.97/375,071.46
  6. Step 6: Final answer
    x = 183,533.10

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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.