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Finding the Fourth Proportional to 60,243.62, 83,128.29 and 33,384.80

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Solution

The fourth proportional to 60,243.62, 83,128.29 and 33,384.80 is: 46,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,243.62 : 83,128.29 = 33,384.80 : x
  2. Step 2: Convert to fraction form
    60,243.62/83,128.29 = 33,384.80/x
  3. Step 3: Cross multiply
    60,243.62x = 83,128.29 × 33,384.80
  4. Step 4: Simplify right side
    60,243.62x = 2,775,221,335.99
  5. Step 5: Solve for x
    x = 2,775,221,335.99/60,243.62
  6. Step 6: Final answer
    x = 46,066.64

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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.