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Finding the Fourth Proportional to 60,148.80, 83,010.72 and 33,297.60

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Solution

The fourth proportional to 60,148.80, 83,010.72 and 33,297.60 is: 45,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,148.80 : 83,010.72 = 33,297.60 : x
  2. Step 2: Convert to fraction form
    60,148.80/83,010.72 = 33,297.60/x
  3. Step 3: Cross multiply
    60,148.80x = 83,010.72 × 33,297.60
  4. Step 4: Simplify right side
    60,148.80x = 2,764,057,750.27
  5. Step 5: Solve for x
    x = 2,764,057,750.27/60,148.80
  6. Step 6: Final answer
    x = 45,953.66

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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.