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Finding the Fourth Proportional to 134,750.82, 202,144.68 and 45,980.52

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Solution

The fourth proportional to 134,750.82, 202,144.68 and 45,980.52 is: 68,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,750.82 : 202,144.68 = 45,980.52 : x
  2. Step 2: Convert to fraction form
    134,750.82/202,144.68 = 45,980.52/x
  3. Step 3: Cross multiply
    134,750.82x = 202,144.68 × 45,980.52
  4. Step 4: Simplify right side
    134,750.82x = 9,294,717,501.63
  5. Step 5: Solve for x
    x = 9,294,717,501.63/134,750.82
  6. Step 6: Final answer
    x = 68,977.08

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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.