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Finding the Fourth Proportional to 155,995.04, 234,012 and 50,785.76

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Solution

The fourth proportional to 155,995.04, 234,012 and 50,785.76 is: 76,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,995.04 : 234,012 = 50,785.76 : x
  2. Step 2: Convert to fraction form
    155,995.04/234,012 = 50,785.76/x
  3. Step 3: Cross multiply
    155,995.04x = 234,012 × 50,785.76
  4. Step 4: Simplify right side
    155,995.04x = 11,884,477,269.12
  5. Step 5: Solve for x
    x = 11,884,477,269.12/155,995.04
  6. Step 6: Final answer
    x = 76,184.97

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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.