Home / 156,799.80-235,119.06-51,606.84

Finding the Fourth Proportional to 156,799.80, 235,119.06 and 51,606.84

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Solution

The fourth proportional to 156,799.80, 235,119.06 and 51,606.84 is: 77,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,799.80 : 235,119.06 = 51,606.84 : x
  2. Step 2: Convert to fraction form
    156,799.80/235,119.06 = 51,606.84/x
  3. Step 3: Cross multiply
    156,799.80x = 235,119.06 × 51,606.84
  4. Step 4: Simplify right side
    156,799.80x = 12,133,751,710.37
  5. Step 5: Solve for x
    x = 12,133,751,710.37/156,799.80
  6. Step 6: Final answer
    x = 77,383.72

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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.