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Finding the Fourth Proportional to 61,053.73, 84,256.76 and 35,555.98

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Solution

The fourth proportional to 61,053.73, 84,256.76 and 35,555.98 is: 49,068.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,053.73 : 84,256.76 = 35,555.98 : x
  2. Step 2: Convert to fraction form
    61,053.73/84,256.76 = 35,555.98/x
  3. Step 3: Cross multiply
    61,053.73x = 84,256.76 × 35,555.98
  4. Step 4: Simplify right side
    61,053.73x = 2,995,831,867.64
  5. Step 5: Solve for x
    x = 2,995,831,867.64/61,053.73
  6. Step 6: Final answer
    x = 49,068.78

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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.