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Finding the Fourth Proportional to 63,114.84, 87,098.76 and 34,821.36

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Solution

The fourth proportional to 63,114.84, 87,098.76 and 34,821.36 is: 48,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,114.84 : 87,098.76 = 34,821.36 : x
  2. Step 2: Convert to fraction form
    63,114.84/87,098.76 = 34,821.36/x
  3. Step 3: Cross multiply
    63,114.84x = 87,098.76 × 34,821.36
  4. Step 4: Simplify right side
    63,114.84x = 3,032,897,277.51
  5. Step 5: Solve for x
    x = 3,032,897,277.51/63,114.84
  6. Step 6: Final answer
    x = 48,053.63

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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.