Home / 153,025.52-211,142.48-89,334.44

Finding the Fourth Proportional to 153,025.52, 211,142.48 and 89,334.44

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Solution

The fourth proportional to 153,025.52, 211,142.48 and 89,334.44 is: 123,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,025.52 : 211,142.48 = 89,334.44 : x
  2. Step 2: Convert to fraction form
    153,025.52/211,142.48 = 89,334.44/x
  3. Step 3: Cross multiply
    153,025.52x = 211,142.48 × 89,334.44
  4. Step 4: Simplify right side
    153,025.52x = 18,862,295,211.01
  5. Step 5: Solve for x
    x = 18,862,295,211.01/153,025.52
  6. Step 6: Final answer
    x = 123,262.42

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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.