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Finding the Fourth Proportional to 215,094.21, 296,828.13 and 119,600.07

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Solution

The fourth proportional to 215,094.21, 296,828.13 and 119,600.07 is: 165,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,094.21 : 296,828.13 = 119,600.07 : x
  2. Step 2: Convert to fraction form
    215,094.21/296,828.13 = 119,600.07/x
  3. Step 3: Cross multiply
    215,094.21x = 296,828.13 × 119,600.07
  4. Step 4: Simplify right side
    215,094.21x = 35,500,665,125.97
  5. Step 5: Solve for x
    x = 35,500,665,125.97/215,094.21
  6. Step 6: Final answer
    x = 165,047.05

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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.