Home / 112,727.44-169,164.96-42,606.76

Finding the Fourth Proportional to 112,727.44, 169,164.96 and 42,606.76

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Solution

The fourth proportional to 112,727.44, 169,164.96 and 42,606.76 is: 63,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,727.44 : 169,164.96 = 42,606.76 : x
  2. Step 2: Convert to fraction form
    112,727.44/169,164.96 = 42,606.76/x
  3. Step 3: Cross multiply
    112,727.44x = 169,164.96 × 42,606.76
  4. Step 4: Simplify right side
    112,727.44x = 7,207,570,851.13
  5. Step 5: Solve for x
    x = 7,207,570,851.13/112,727.44
  6. Step 6: Final answer
    x = 63,938.03

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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.