Home / 147,884.36-221,782.80-42,704.24

Finding the Fourth Proportional to 147,884.36, 221,782.80 and 42,704.24

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Solution

The fourth proportional to 147,884.36, 221,782.80 and 42,704.24 is: 64,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,884.36 : 221,782.80 = 42,704.24 : x
  2. Step 2: Convert to fraction form
    147,884.36/221,782.80 = 42,704.24/x
  3. Step 3: Cross multiply
    147,884.36x = 221,782.80 × 42,704.24
  4. Step 4: Simplify right side
    147,884.36x = 9,471,065,919.07
  5. Step 5: Solve for x
    x = 9,471,065,919.07/147,884.36
  6. Step 6: Final answer
    x = 64,043.73

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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.