Home / 180,816.13-271,224.19-70,008.13

Finding the Fourth Proportional to 180,816.13, 271,224.19 and 70,008.13

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Solution

The fourth proportional to 180,816.13, 271,224.19 and 70,008.13 is: 105,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,816.13 : 271,224.19 = 70,008.13 : x
  2. Step 2: Convert to fraction form
    180,816.13/271,224.19 = 70,008.13/x
  3. Step 3: Cross multiply
    180,816.13x = 271,224.19 × 70,008.13
  4. Step 4: Simplify right side
    180,816.13x = 18,987,898,352.66
  5. Step 5: Solve for x
    x = 18,987,898,352.66/180,816.13
  6. Step 6: Final answer
    x = 105,012.19

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1.5x scale

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.