Home / 66,475.07-99,690.93-22,089.90

Finding the Fourth Proportional to 66,475.07, 99,690.93 and 22,089.90

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Solution

The fourth proportional to 66,475.07, 99,690.93 and 22,089.90 is: 33,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,475.07 : 99,690.93 = 22,089.90 : x
  2. Step 2: Convert to fraction form
    66,475.07/99,690.93 = 22,089.90/x
  3. Step 3: Cross multiply
    66,475.07x = 99,690.93 × 22,089.90
  4. Step 4: Simplify right side
    66,475.07x = 2,202,162,674.61
  5. Step 5: Solve for x
    x = 2,202,162,674.61/66,475.07
  6. Step 6: Final answer
    x = 33,127.65

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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.