Home / 156,483.21-234,724.82-38,155.58

Finding the Fourth Proportional to 156,483.21, 234,724.82 and 38,155.58

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Solution

The fourth proportional to 156,483.21, 234,724.82 and 38,155.58 is: 57,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,483.21 : 234,724.82 = 38,155.58 : x
  2. Step 2: Convert to fraction form
    156,483.21/234,724.82 = 38,155.58/x
  3. Step 3: Cross multiply
    156,483.21x = 234,724.82 × 38,155.58
  4. Step 4: Simplify right side
    156,483.21x = 8,956,060,283.09
  5. Step 5: Solve for x
    x = 8,956,060,283.09/156,483.21
  6. Step 6: Final answer
    x = 57,233.36

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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.