Home / 156,990.52-235,499.64-50,385.34

Finding the Fourth Proportional to 156,990.52, 235,499.64 and 50,385.34

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Solution

The fourth proportional to 156,990.52, 235,499.64 and 50,385.34 is: 75,582.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,990.52 : 235,499.64 = 50,385.34 : x
  2. Step 2: Convert to fraction form
    156,990.52/235,499.64 = 50,385.34/x
  3. Step 3: Cross multiply
    156,990.52x = 235,499.64 × 50,385.34
  4. Step 4: Simplify right side
    156,990.52x = 11,865,729,431.28
  5. Step 5: Solve for x
    x = 11,865,729,431.28/156,990.52
  6. Step 6: Final answer
    x = 75,582.46

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1.5x scale

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.