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Finding the Fourth Proportional to 183,549.54, 253,294.17 and 102,975.21

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Solution

The fourth proportional to 183,549.54, 253,294.17 and 102,975.21 is: 142,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,549.54 : 253,294.17 = 102,975.21 : x
  2. Step 2: Convert to fraction form
    183,549.54/253,294.17 = 102,975.21/x
  3. Step 3: Cross multiply
    183,549.54x = 253,294.17 × 102,975.21
  4. Step 4: Simplify right side
    183,549.54x = 26,083,020,347.53
  5. Step 5: Solve for x
    x = 26,083,020,347.53/183,549.54
  6. Step 6: Final answer
    x = 142,103.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.