Home / 60,495.12-90,761.14-30,933.72

Finding the Fourth Proportional to 60,495.12, 90,761.14 and 30,933.72

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Solution

The fourth proportional to 60,495.12, 90,761.14 and 30,933.72 is: 46,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,495.12 : 90,761.14 = 30,933.72 : x
  2. Step 2: Convert to fraction form
    60,495.12/90,761.14 = 30,933.72/x
  3. Step 3: Cross multiply
    60,495.12x = 90,761.14 × 30,933.72
  4. Step 4: Simplify right side
    60,495.12x = 2,807,579,730.31
  5. Step 5: Solve for x
    x = 2,807,579,730.31/60,495.12
  6. Step 6: Final answer
    x = 46,410.02

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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.