Home / 145,064.34-217,596.60-45,232.56

Finding the Fourth Proportional to 145,064.34, 217,596.60 and 45,232.56

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Solution

The fourth proportional to 145,064.34, 217,596.60 and 45,232.56 is: 67,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,064.34 : 217,596.60 = 45,232.56 : x
  2. Step 2: Convert to fraction form
    145,064.34/217,596.60 = 45,232.56/x
  3. Step 3: Cross multiply
    145,064.34x = 217,596.60 × 45,232.56
  4. Step 4: Simplify right side
    145,064.34x = 9,842,451,265.30
  5. Step 5: Solve for x
    x = 9,842,451,265.30/145,064.34
  6. Step 6: Final answer
    x = 67,848.87

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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.