Home / 156,211.20-234,293.04-51,030

Finding the Fourth Proportional to 156,211.20, 234,293.04 and 51,030

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Solution

The fourth proportional to 156,211.20, 234,293.04 and 51,030 is: 76,537.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,211.20 : 234,293.04 = 51,030 : x
  2. Step 2: Convert to fraction form
    156,211.20/234,293.04 = 51,030/x
  3. Step 3: Cross multiply
    156,211.20x = 234,293.04 × 51,030
  4. Step 4: Simplify right side
    156,211.20x = 11,955,973,831.20
  5. Step 5: Solve for x
    x = 11,955,973,831.20/156,211.20
  6. Step 6: Final answer
    x = 76,537.24

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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.