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Finding the Fourth Proportional to 122,598, 183,897 and 39,492

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Solution

The fourth proportional to 122,598, 183,897 and 39,492 is: 59,238

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,598 : 183,897 = 39,492 : x
  2. Step 2: Convert to fraction form
    122,598/183,897 = 39,492/x
  3. Step 3: Cross multiply
    122,598x = 183,897 × 39,492
  4. Step 4: Simplify right side
    122,598x = 7,262,460,324
  5. Step 5: Solve for x
    x = 7,262,460,324/122,598
  6. Step 6: Final answer
    x = 59,238

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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.