Home / 94,011.28-140,687.44-67,386.58

Finding the Fourth Proportional to 94,011.28, 140,687.44 and 67,386.58

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Solution

The fourth proportional to 94,011.28, 140,687.44 and 67,386.58 is: 100,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,011.28 : 140,687.44 = 67,386.58 : x
  2. Step 2: Convert to fraction form
    94,011.28/140,687.44 = 67,386.58/x
  3. Step 3: Cross multiply
    94,011.28x = 140,687.44 × 67,386.58
  4. Step 4: Simplify right side
    94,011.28x = 9,480,445,430.56
  5. Step 5: Solve for x
    x = 9,480,445,430.56/94,011.28
  6. Step 6: Final answer
    x = 100,843.70

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1.5x scale

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.