Home / 156,925.90-235,378.05-50,308.30

Finding the Fourth Proportional to 156,925.90, 235,378.05 and 50,308.30

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Solution

The fourth proportional to 156,925.90, 235,378.05 and 50,308.30 is: 75,458.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,925.90 : 235,378.05 = 50,308.30 : x
  2. Step 2: Convert to fraction form
    156,925.90/235,378.05 = 50,308.30/x
  3. Step 3: Cross multiply
    156,925.90x = 235,378.05 × 50,308.30
  4. Step 4: Simplify right side
    156,925.90x = 11,841,469,552.82
  5. Step 5: Solve for x
    x = 11,841,469,552.82/156,925.90
  6. Step 6: Final answer
    x = 75,458.99

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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.