Home / 66,114.56-99,207.04-31,054.72

Finding the Fourth Proportional to 66,114.56, 99,207.04 and 31,054.72

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Solution

The fourth proportional to 66,114.56, 99,207.04 and 31,054.72 is: 46,598.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,114.56 : 99,207.04 = 31,054.72 : x
  2. Step 2: Convert to fraction form
    66,114.56/99,207.04 = 31,054.72/x
  3. Step 3: Cross multiply
    66,114.56x = 99,207.04 × 31,054.72
  4. Step 4: Simplify right side
    66,114.56x = 3,080,846,849.23
  5. Step 5: Solve for x
    x = 3,080,846,849.23/66,114.56
  6. Step 6: Final answer
    x = 46,598.61

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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.