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Finding the Fourth Proportional to 60,630.68, 83,669.18 and 33,775.40

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Solution

The fourth proportional to 60,630.68, 83,669.18 and 33,775.40 is: 46,609.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,630.68 : 83,669.18 = 33,775.40 : x
  2. Step 2: Convert to fraction form
    60,630.68/83,669.18 = 33,775.40/x
  3. Step 3: Cross multiply
    60,630.68x = 83,669.18 × 33,775.40
  4. Step 4: Simplify right side
    60,630.68x = 2,825,960,022.17
  5. Step 5: Solve for x
    x = 2,825,960,022.17/60,630.68
  6. Step 6: Final answer
    x = 46,609.41

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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.