Home / 75,340.53-112,803.44-61,267.59

Finding the Fourth Proportional to 75,340.53, 112,803.44 and 61,267.59

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Solution

The fourth proportional to 75,340.53, 112,803.44 and 61,267.59 is: 91,732.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,340.53 : 112,803.44 = 61,267.59 : x
  2. Step 2: Convert to fraction form
    75,340.53/112,803.44 = 61,267.59/x
  3. Step 3: Cross multiply
    75,340.53x = 112,803.44 × 61,267.59
  4. Step 4: Simplify right side
    75,340.53x = 6,911,194,606.17
  5. Step 5: Solve for x
    x = 6,911,194,606.17/75,340.53
  6. Step 6: Final answer
    x = 91,732.76

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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.