Home / 156,981.09-235,471.64-44,672.97

Finding the Fourth Proportional to 156,981.09, 235,471.64 and 44,672.97

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Solution

The fourth proportional to 156,981.09, 235,471.64 and 44,672.97 is: 67,009.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,981.09 : 235,471.64 = 44,672.97 : x
  2. Step 2: Convert to fraction form
    156,981.09/235,471.64 = 44,672.97/x
  3. Step 3: Cross multiply
    156,981.09x = 235,471.64 × 44,672.97
  4. Step 4: Simplify right side
    156,981.09x = 10,519,217,509.57
  5. Step 5: Solve for x
    x = 10,519,217,509.57/156,981.09
  6. Step 6: Final answer
    x = 67,009.46

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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.