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Finding the Fourth Proportional to 85,053.84, 117,371.88 and 49,244.44

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Solution

The fourth proportional to 85,053.84, 117,371.88 and 49,244.44 is: 67,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,053.84 : 117,371.88 = 49,244.44 : x
  2. Step 2: Convert to fraction form
    85,053.84/117,371.88 = 49,244.44/x
  3. Step 3: Cross multiply
    85,053.84x = 117,371.88 × 49,244.44
  4. Step 4: Simplify right side
    85,053.84x = 5,779,912,502.35
  5. Step 5: Solve for x
    x = 5,779,912,502.35/85,053.84
  6. Step 6: Final answer
    x = 67,955.93

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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.