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Finding the Fourth Proportional to 60,369.90, 83,303.60 and 33,513.54

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Solution

The fourth proportional to 60,369.90, 83,303.60 and 33,513.54 is: 46,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,369.90 : 83,303.60 = 33,513.54 : x
  2. Step 2: Convert to fraction form
    60,369.90/83,303.60 = 33,513.54/x
  3. Step 3: Cross multiply
    60,369.90x = 83,303.60 × 33,513.54
  4. Step 4: Simplify right side
    60,369.90x = 2,791,798,530.74
  5. Step 5: Solve for x
    x = 2,791,798,530.74/60,369.90
  6. Step 6: Final answer
    x = 46,244.88

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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.