Home / 144,012.55-198,705.52-83,548.18

Finding the Fourth Proportional to 144,012.55, 198,705.52 and 83,548.18

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Solution

The fourth proportional to 144,012.55, 198,705.52 and 83,548.18 is: 115,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,012.55 : 198,705.52 = 83,548.18 : x
  2. Step 2: Convert to fraction form
    144,012.55/198,705.52 = 83,548.18/x
  3. Step 3: Cross multiply
    144,012.55x = 198,705.52 × 83,548.18
  4. Step 4: Simplify right side
    144,012.55x = 16,601,484,551.95
  5. Step 5: Solve for x
    x = 16,601,484,551.95/144,012.55
  6. Step 6: Final answer
    x = 115,278.04

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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.