Home / 214,782.10-296,402.96-117,990.04

Finding the Fourth Proportional to 214,782.10, 296,402.96 and 117,990.04

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Solution

The fourth proportional to 214,782.10, 296,402.96 and 117,990.04 is: 162,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,782.10 : 296,402.96 = 117,990.04 : x
  2. Step 2: Convert to fraction form
    214,782.10/296,402.96 = 117,990.04/x
  3. Step 3: Cross multiply
    214,782.10x = 296,402.96 × 117,990.04
  4. Step 4: Simplify right side
    214,782.10x = 34,972,597,106.52
  5. Step 5: Solve for x
    x = 34,972,597,106.52/214,782.10
  6. Step 6: Final answer
    x = 162,828.27

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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.