Home / 165,146.70-227,893.95-89,695.02

Finding the Fourth Proportional to 165,146.70, 227,893.95 and 89,695.02

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Solution

The fourth proportional to 165,146.70, 227,893.95 and 89,695.02 is: 123,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,146.70 : 227,893.95 = 89,695.02 : x
  2. Step 2: Convert to fraction form
    165,146.70/227,893.95 = 89,695.02/x
  3. Step 3: Cross multiply
    165,146.70x = 227,893.95 × 89,695.02
  4. Step 4: Simplify right side
    165,146.70x = 20,440,952,403.13
  5. Step 5: Solve for x
    x = 20,440,952,403.13/165,146.70
  6. Step 6: Final answer
    x = 123,774.51

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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.