Home / 371,742.24-557,624.32-91,259.52

Finding the Fourth Proportional to 371,742.24, 557,624.32 and 91,259.52

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Solution

The fourth proportional to 371,742.24, 557,624.32 and 91,259.52 is: 136,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,742.24 : 557,624.32 = 91,259.52 : x
  2. Step 2: Convert to fraction form
    371,742.24/557,624.32 = 91,259.52/x
  3. Step 3: Cross multiply
    371,742.24x = 557,624.32 × 91,259.52
  4. Step 4: Simplify right side
    371,742.24x = 50,888,527,783.53
  5. Step 5: Solve for x
    x = 50,888,527,783.53/371,742.24
  6. Step 6: Final answer
    x = 136,891.97

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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.