Home / 107,445.83-148,213.46-67,089.51

Finding the Fourth Proportional to 107,445.83, 148,213.46 and 67,089.51

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Solution

The fourth proportional to 107,445.83, 148,213.46 and 67,089.51 is: 92,544.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,445.83 : 148,213.46 = 67,089.51 : x
  2. Step 2: Convert to fraction form
    107,445.83/148,213.46 = 67,089.51/x
  3. Step 3: Cross multiply
    107,445.83x = 148,213.46 × 67,089.51
  4. Step 4: Simplify right side
    107,445.83x = 9,943,568,574.53
  5. Step 5: Solve for x
    x = 9,943,568,574.53/107,445.83
  6. Step 6: Final answer
    x = 92,544.95

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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.