Home / 104,463.20-144,192.08-66,737.44

Finding the Fourth Proportional to 104,463.20, 144,192.08 and 66,737.44

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Solution

The fourth proportional to 104,463.20, 144,192.08 and 66,737.44 is: 92,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,463.20 : 144,192.08 = 66,737.44 : x
  2. Step 2: Convert to fraction form
    104,463.20/144,192.08 = 66,737.44/x
  3. Step 3: Cross multiply
    104,463.20x = 144,192.08 × 66,737.44
  4. Step 4: Simplify right side
    104,463.20x = 9,623,010,287.48
  5. Step 5: Solve for x
    x = 9,623,010,287.48/104,463.20
  6. Step 6: Final answer
    x = 92,118.66

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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.