Home / 156,462.84-234,609.48-55,210.14

Finding the Fourth Proportional to 156,462.84, 234,609.48 and 55,210.14

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Solution

The fourth proportional to 156,462.84, 234,609.48 and 55,210.14 is: 82,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,462.84 : 234,609.48 = 55,210.14 : x
  2. Step 2: Convert to fraction form
    156,462.84/234,609.48 = 55,210.14/x
  3. Step 3: Cross multiply
    156,462.84x = 234,609.48 × 55,210.14
  4. Step 4: Simplify right side
    156,462.84x = 12,952,822,236.13
  5. Step 5: Solve for x
    x = 12,952,822,236.13/156,462.84
  6. Step 6: Final answer
    x = 82,785.29

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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.