Home / 75,035.04-103,574.40-43,216.56

Finding the Fourth Proportional to 75,035.04, 103,574.40 and 43,216.56

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Solution

The fourth proportional to 75,035.04, 103,574.40 and 43,216.56 is: 59,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,035.04 : 103,574.40 = 43,216.56 : x
  2. Step 2: Convert to fraction form
    75,035.04/103,574.40 = 43,216.56/x
  3. Step 3: Cross multiply
    75,035.04x = 103,574.40 × 43,216.56
  4. Step 4: Simplify right side
    75,035.04x = 4,476,129,272.06
  5. Step 5: Solve for x
    x = 4,476,129,272.06/75,035.04
  6. Step 6: Final answer
    x = 59,653.85

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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.