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Finding the Fourth Proportional to 183,460.10, 274,862.10 and 155,247.80

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Solution

The fourth proportional to 183,460.10, 274,862.10 and 155,247.80 is: 232,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,460.10 : 274,862.10 = 155,247.80 : x
  2. Step 2: Convert to fraction form
    183,460.10/274,862.10 = 155,247.80/x
  3. Step 3: Cross multiply
    183,460.10x = 274,862.10 × 155,247.80
  4. Step 4: Simplify right side
    183,460.10x = 42,671,736,328.38
  5. Step 5: Solve for x
    x = 42,671,736,328.38/183,460.10
  6. Step 6: Final answer
    x = 232,594.10

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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.