Home / 66,497.20-99,818.70-41,565.40

Finding the Fourth Proportional to 66,497.20, 99,818.70 and 41,565.40

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Solution

The fourth proportional to 66,497.20, 99,818.70 and 41,565.40 is: 62,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,497.20 : 99,818.70 = 41,565.40 : x
  2. Step 2: Convert to fraction form
    66,497.20/99,818.70 = 41,565.40/x
  3. Step 3: Cross multiply
    66,497.20x = 99,818.70 × 41,565.40
  4. Step 4: Simplify right side
    66,497.20x = 4,149,004,192.98
  5. Step 5: Solve for x
    x = 4,149,004,192.98/66,497.20
  6. Step 6: Final answer
    x = 62,393.67

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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.