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Finding the Fourth Proportional to 66,829.73, 100,212.59 and 22,444.16

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Solution

The fourth proportional to 66,829.73, 100,212.59 and 22,444.16 is: 33,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,829.73 : 100,212.59 = 22,444.16 : x
  2. Step 2: Convert to fraction form
    66,829.73/100,212.59 = 22,444.16/x
  3. Step 3: Cross multiply
    66,829.73x = 100,212.59 × 22,444.16
  4. Step 4: Simplify right side
    66,829.73x = 2,249,186,959.02
  5. Step 5: Solve for x
    x = 2,249,186,959.02/66,829.73
  6. Step 6: Final answer
    x = 33,655.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.