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Finding the Fourth Proportional to 60,758.45, 83,812.97 and 35,603.09

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Solution

The fourth proportional to 60,758.45, 83,812.97 and 35,603.09 is: 49,112.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,758.45 : 83,812.97 = 35,603.09 : x
  2. Step 2: Convert to fraction form
    60,758.45/83,812.97 = 35,603.09/x
  3. Step 3: Cross multiply
    60,758.45x = 83,812.97 × 35,603.09
  4. Step 4: Simplify right side
    60,758.45x = 2,984,000,536.06
  5. Step 5: Solve for x
    x = 2,984,000,536.06/60,758.45
  6. Step 6: Final answer
    x = 49,112.52

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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.