Home / 142,377.42-196,521.84-94,014.66

Finding the Fourth Proportional to 142,377.42, 196,521.84 and 94,014.66

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Solution

The fourth proportional to 142,377.42, 196,521.84 and 94,014.66 is: 129,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,377.42 : 196,521.84 = 94,014.66 : x
  2. Step 2: Convert to fraction form
    142,377.42/196,521.84 = 94,014.66/x
  3. Step 3: Cross multiply
    142,377.42x = 196,521.84 × 94,014.66
  4. Step 4: Simplify right side
    142,377.42x = 18,475,933,970.17
  5. Step 5: Solve for x
    x = 18,475,933,970.17/142,377.42
  6. Step 6: Final answer
    x = 129,767.30

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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.