Home / 75,636.42-104,406.82-59,461.53

Finding the Fourth Proportional to 75,636.42, 104,406.82 and 59,461.53

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Solution

The fourth proportional to 75,636.42, 104,406.82 and 59,461.53 is: 82,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,636.42 : 104,406.82 = 59,461.53 : x
  2. Step 2: Convert to fraction form
    75,636.42/104,406.82 = 59,461.53/x
  3. Step 3: Cross multiply
    75,636.42x = 104,406.82 × 59,461.53
  4. Step 4: Simplify right side
    75,636.42x = 6,208,189,306.74
  5. Step 5: Solve for x
    x = 6,208,189,306.74/75,636.42
  6. Step 6: Final answer
    x = 82,079.36

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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.