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Finding the Fourth Proportional to 183,701.10, 275,551.65 and 136,461.90

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Solution

The fourth proportional to 183,701.10, 275,551.65 and 136,461.90 is: 204,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,701.10 : 275,551.65 = 136,461.90 : x
  2. Step 2: Convert to fraction form
    183,701.10/275,551.65 = 136,461.90/x
  3. Step 3: Cross multiply
    183,701.10x = 275,551.65 × 136,461.90
  4. Step 4: Simplify right side
    183,701.10x = 37,602,301,707.14
  5. Step 5: Solve for x
    x = 37,602,301,707.14/183,701.10
  6. Step 6: Final answer
    x = 204,692.85

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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.