Home / 156,628.80-234,981.36-50,012.82

Finding the Fourth Proportional to 156,628.80, 234,981.36 and 50,012.82

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Solution

The fourth proportional to 156,628.80, 234,981.36 and 50,012.82 is: 75,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,628.80 : 234,981.36 = 50,012.82 : x
  2. Step 2: Convert to fraction form
    156,628.80/234,981.36 = 50,012.82/x
  3. Step 3: Cross multiply
    156,628.80x = 234,981.36 × 50,012.82
  4. Step 4: Simplify right side
    156,628.80x = 11,752,080,461.04
  5. Step 5: Solve for x
    x = 11,752,080,461.04/156,628.80
  6. Step 6: Final answer
    x = 75,031.41

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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.