Home / 156,097.19-234,145.46-120,610.08

Finding the Fourth Proportional to 156,097.19, 234,145.46 and 120,610.08

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Solution

The fourth proportional to 156,097.19, 234,145.46 and 120,610.08 is: 180,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,097.19 : 234,145.46 = 120,610.08 : x
  2. Step 2: Convert to fraction form
    156,097.19/234,145.46 = 120,610.08/x
  3. Step 3: Cross multiply
    156,097.19x = 234,145.46 × 120,610.08
  4. Step 4: Simplify right side
    156,097.19x = 28,240,302,963.76
  5. Step 5: Solve for x
    x = 28,240,302,963.76/156,097.19
  6. Step 6: Final answer
    x = 180,914.87

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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.