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Finding the Fourth Proportional to 58,743.78, 81,029.46 and 34,853.50

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Solution

The fourth proportional to 58,743.78, 81,029.46 and 34,853.50 is: 48,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,743.78 : 81,029.46 = 34,853.50 : x
  2. Step 2: Convert to fraction form
    58,743.78/81,029.46 = 34,853.50/x
  3. Step 3: Cross multiply
    58,743.78x = 81,029.46 × 34,853.50
  4. Step 4: Simplify right side
    58,743.78x = 2,824,160,284.11
  5. Step 5: Solve for x
    x = 2,824,160,284.11/58,743.78
  6. Step 6: Final answer
    x = 48,075.90

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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.