Home / 66,184.20-99,133.74-31,071.24

Finding the Fourth Proportional to 66,184.20, 99,133.74 and 31,071.24

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Solution

The fourth proportional to 66,184.20, 99,133.74 and 31,071.24 is: 46,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.20 : 99,133.74 = 31,071.24 : x
  2. Step 2: Convert to fraction form
    66,184.20/99,133.74 = 31,071.24/x
  3. Step 3: Cross multiply
    66,184.20x = 99,133.74 × 31,071.24
  4. Step 4: Simplify right side
    66,184.20x = 3,080,208,227.64
  5. Step 5: Solve for x
    x = 3,080,208,227.64/66,184.20
  6. Step 6: Final answer
    x = 46,539.93

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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.