Home / 61,816.98-92,692.56-42,101.19

Finding the Fourth Proportional to 61,816.98, 92,692.56 and 42,101.19

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Solution

The fourth proportional to 61,816.98, 92,692.56 and 42,101.19 is: 63,129.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,816.98 : 92,692.56 = 42,101.19 : x
  2. Step 2: Convert to fraction form
    61,816.98/92,692.56 = 42,101.19/x
  3. Step 3: Cross multiply
    61,816.98x = 92,692.56 × 42,101.19
  4. Step 4: Simplify right side
    61,816.98x = 3,902,467,080.15
  5. Step 5: Solve for x
    x = 3,902,467,080.15/61,816.98
  6. Step 6: Final answer
    x = 63,129.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.