Home / 141,037.22-211,510.47-74,439.02

Finding the Fourth Proportional to 141,037.22, 211,510.47 and 74,439.02

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Solution

The fourth proportional to 141,037.22, 211,510.47 and 74,439.02 is: 111,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,037.22 : 211,510.47 = 74,439.02 : x
  2. Step 2: Convert to fraction form
    141,037.22/211,510.47 = 74,439.02/x
  3. Step 3: Cross multiply
    141,037.22x = 211,510.47 × 74,439.02
  4. Step 4: Simplify right side
    141,037.22x = 15,744,632,106.54
  5. Step 5: Solve for x
    x = 15,744,632,106.54/141,037.22
  6. Step 6: Final answer
    x = 111,634.59

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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.