Home / 75,327.65-113,061.94-39,815.32

Finding the Fourth Proportional to 75,327.65, 113,061.94 and 39,815.32

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Solution

The fourth proportional to 75,327.65, 113,061.94 and 39,815.32 is: 59,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327.65 : 113,061.94 = 39,815.32 : x
  2. Step 2: Convert to fraction form
    75,327.65/113,061.94 = 39,815.32/x
  3. Step 3: Cross multiply
    75,327.65x = 113,061.94 × 39,815.32
  4. Step 4: Simplify right side
    75,327.65x = 4,501,597,362.71
  5. Step 5: Solve for x
    x = 4,501,597,362.71/75,327.65
  6. Step 6: Final answer
    x = 59,760.23

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1.5x scale

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.