Home / 115,492.13-159,380.36-67,746.27

Finding the Fourth Proportional to 115,492.13, 159,380.36 and 67,746.27

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Solution

The fourth proportional to 115,492.13, 159,380.36 and 67,746.27 is: 93,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,492.13 : 159,380.36 = 67,746.27 : x
  2. Step 2: Convert to fraction form
    115,492.13/159,380.36 = 67,746.27/x
  3. Step 3: Cross multiply
    115,492.13x = 159,380.36 × 67,746.27
  4. Step 4: Simplify right side
    115,492.13x = 10,797,425,414.25
  5. Step 5: Solve for x
    x = 10,797,425,414.25/115,492.13
  6. Step 6: Final answer
    x = 93,490.57

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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.