Home / 157,094.49-216,791.34-85,475.04

Finding the Fourth Proportional to 157,094.49, 216,791.34 and 85,475.04

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Solution

The fourth proportional to 157,094.49, 216,791.34 and 85,475.04 is: 117,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,094.49 : 216,791.34 = 85,475.04 : x
  2. Step 2: Convert to fraction form
    157,094.49/216,791.34 = 85,475.04/x
  3. Step 3: Cross multiply
    157,094.49x = 216,791.34 × 85,475.04
  4. Step 4: Simplify right side
    157,094.49x = 18,530,248,458.15
  5. Step 5: Solve for x
    x = 18,530,248,458.15/157,094.49
  6. Step 6: Final answer
    x = 117,956.07

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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.