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Finding the Fourth Proportional to 145,999.71, 218,715.52 and 95,927.67

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Solution

The fourth proportional to 145,999.71, 218,715.52 and 95,927.67 is: 143,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,999.71 : 218,715.52 = 95,927.67 : x
  2. Step 2: Convert to fraction form
    145,999.71/218,715.52 = 95,927.67/x
  3. Step 3: Cross multiply
    145,999.71x = 218,715.52 × 95,927.67
  4. Step 4: Simplify right side
    145,999.71x = 20,980,870,226.44
  5. Step 5: Solve for x
    x = 20,980,870,226.44/145,999.71
  6. Step 6: Final answer
    x = 143,704.88

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1.5x scale

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.