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Finding the Fourth Proportional to 69,827.74, 104,160.82 and 63,101.50

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Solution

The fourth proportional to 69,827.74, 104,160.82 and 63,101.50 is: 94,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,827.74 : 104,160.82 = 63,101.50 : x
  2. Step 2: Convert to fraction form
    69,827.74/104,160.82 = 63,101.50/x
  3. Step 3: Cross multiply
    69,827.74x = 104,160.82 × 63,101.50
  4. Step 4: Simplify right side
    69,827.74x = 6,572,703,683.39
  5. Step 5: Solve for x
    x = 6,572,703,683.39/69,827.74
  6. Step 6: Final answer
    x = 94,127.40

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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.