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Finding the Fourth Proportional to 58,692.18, 80,968.31 and 34,810.14

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Solution

The fourth proportional to 58,692.18, 80,968.31 and 34,810.14 is: 48,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,692.18 : 80,968.31 = 34,810.14 : x
  2. Step 2: Convert to fraction form
    58,692.18/80,968.31 = 34,810.14/x
  3. Step 3: Cross multiply
    58,692.18x = 80,968.31 × 34,810.14
  4. Step 4: Simplify right side
    58,692.18x = 2,818,518,032.61
  5. Step 5: Solve for x
    x = 2,818,518,032.61/58,692.18
  6. Step 6: Final answer
    x = 48,022.04

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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.