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Finding the Fourth Proportional to 60,142.62, 82,989.54 and 33,283.53

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Solution

The fourth proportional to 60,142.62, 82,989.54 and 33,283.53 is: 45,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,142.62 : 82,989.54 = 33,283.53 : x
  2. Step 2: Convert to fraction form
    60,142.62/82,989.54 = 33,283.53/x
  3. Step 3: Cross multiply
    60,142.62x = 82,989.54 × 33,283.53
  4. Step 4: Simplify right side
    60,142.62x = 2,762,184,844.28
  5. Step 5: Solve for x
    x = 2,762,184,844.28/60,142.62
  6. Step 6: Final answer
    x = 45,927.25

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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.