Home / 75,576.69-113,362.59-31,170.06

Finding the Fourth Proportional to 75,576.69, 113,362.59 and 31,170.06

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Solution

The fourth proportional to 75,576.69, 113,362.59 and 31,170.06 is: 46,754.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,576.69 : 113,362.59 = 31,170.06 : x
  2. Step 2: Convert to fraction form
    75,576.69/113,362.59 = 31,170.06/x
  3. Step 3: Cross multiply
    75,576.69x = 113,362.59 × 31,170.06
  4. Step 4: Simplify right side
    75,576.69x = 3,533,518,732.06
  5. Step 5: Solve for x
    x = 3,533,518,732.06/75,576.69
  6. Step 6: Final answer
    x = 46,754.08

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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.