Home / 60,815.64-91,161.21-34,464.72

Finding the Fourth Proportional to 60,815.64, 91,161.21 and 34,464.72

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Solution

The fourth proportional to 60,815.64, 91,161.21 and 34,464.72 is: 51,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,815.64 : 91,161.21 = 34,464.72 : x
  2. Step 2: Convert to fraction form
    60,815.64/91,161.21 = 34,464.72/x
  3. Step 3: Cross multiply
    60,815.64x = 91,161.21 × 34,464.72
  4. Step 4: Simplify right side
    60,815.64x = 3,141,845,577.51
  5. Step 5: Solve for x
    x = 3,141,845,577.51/60,815.64
  6. Step 6: Final answer
    x = 51,661.80

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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.