Home / 94,009.28-140,684.45-67,384.58

Finding the Fourth Proportional to 94,009.28, 140,684.45 and 67,384.58

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Solution

The fourth proportional to 94,009.28, 140,684.45 and 67,384.58 is: 100,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,009.28 : 140,684.45 = 67,384.58 : x
  2. Step 2: Convert to fraction form
    94,009.28/140,684.45 = 67,384.58/x
  3. Step 3: Cross multiply
    94,009.28x = 140,684.45 × 67,384.58
  4. Step 4: Simplify right side
    94,009.28x = 9,479,961,535.44
  5. Step 5: Solve for x
    x = 9,479,961,535.44/94,009.28
  6. Step 6: Final answer
    x = 100,840.70

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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.