Home / 73,742.42-101,724.62-60,919.76

Finding the Fourth Proportional to 73,742.42, 101,724.62 and 60,919.76

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Solution

The fourth proportional to 73,742.42, 101,724.62 and 60,919.76 is: 84,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,742.42 : 101,724.62 = 60,919.76 : x
  2. Step 2: Convert to fraction form
    73,742.42/101,724.62 = 60,919.76/x
  3. Step 3: Cross multiply
    73,742.42x = 101,724.62 × 60,919.76
  4. Step 4: Simplify right side
    73,742.42x = 6,197,039,386.20
  5. Step 5: Solve for x
    x = 6,197,039,386.20/73,742.42
  6. Step 6: Final answer
    x = 84,036.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.