Home / 75,574.65-113,566.58-40,539.45

Finding the Fourth Proportional to 75,574.65, 113,566.58 and 40,539.45

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Solution

The fourth proportional to 75,574.65, 113,566.58 and 40,539.45 is: 60,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,574.65 : 113,566.58 = 40,539.45 : x
  2. Step 2: Convert to fraction form
    75,574.65/113,566.58 = 40,539.45/x
  3. Step 3: Cross multiply
    75,574.65x = 113,566.58 × 40,539.45
  4. Step 4: Simplify right side
    75,574.65x = 4,603,926,488.88
  5. Step 5: Solve for x
    x = 4,603,926,488.88/75,574.65
  6. Step 6: Final answer
    x = 60,918.93

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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.