Home / 156,474.19-234,743.96-51,284.89

Finding the Fourth Proportional to 156,474.19, 234,743.96 and 51,284.89

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Solution

The fourth proportional to 156,474.19, 234,743.96 and 51,284.89 is: 76,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,474.19 : 234,743.96 = 51,284.89 : x
  2. Step 2: Convert to fraction form
    156,474.19/234,743.96 = 51,284.89/x
  3. Step 3: Cross multiply
    156,474.19x = 234,743.96 × 51,284.89
  4. Step 4: Simplify right side
    156,474.19x = 12,038,818,166.76
  5. Step 5: Solve for x
    x = 12,038,818,166.76/156,474.19
  6. Step 6: Final answer
    x = 76,938.04

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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.