Home / 215,832.70-323,749.05-166,008.70

Finding the Fourth Proportional to 215,832.70, 323,749.05 and 166,008.70

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Solution

The fourth proportional to 215,832.70, 323,749.05 and 166,008.70 is: 249,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,832.70 : 323,749.05 = 166,008.70 : x
  2. Step 2: Convert to fraction form
    215,832.70/323,749.05 = 166,008.70/x
  3. Step 3: Cross multiply
    215,832.70x = 323,749.05 × 166,008.70
  4. Step 4: Simplify right side
    215,832.70x = 53,745,158,916.74
  5. Step 5: Solve for x
    x = 53,745,158,916.74/215,832.70
  6. Step 6: Final answer
    x = 249,013.05

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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.