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Finding the Fourth Proportional to 70,032.62, 104,602.38 and 63,358.84

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Solution

The fourth proportional to 70,032.62, 104,602.38 and 63,358.84 is: 94,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,032.62 : 104,602.38 = 63,358.84 : x
  2. Step 2: Convert to fraction form
    70,032.62/104,602.38 = 63,358.84/x
  3. Step 3: Cross multiply
    70,032.62x = 104,602.38 × 63,358.84
  4. Step 4: Simplify right side
    70,032.62x = 6,627,485,458.04
  5. Step 5: Solve for x
    x = 6,627,485,458.04/70,032.62
  6. Step 6: Final answer
    x = 94,634.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.