Home / 146,325.28-219,484.81-67,439.51

Finding the Fourth Proportional to 146,325.28, 219,484.81 and 67,439.51

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Solution

The fourth proportional to 146,325.28, 219,484.81 and 67,439.51 is: 101,157.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,325.28 : 219,484.81 = 67,439.51 : x
  2. Step 2: Convert to fraction form
    146,325.28/219,484.81 = 67,439.51/x
  3. Step 3: Cross multiply
    146,325.28x = 219,484.81 × 67,439.51
  4. Step 4: Simplify right side
    146,325.28x = 14,801,948,038.84
  5. Step 5: Solve for x
    x = 14,801,948,038.84/146,325.28
  6. Step 6: Final answer
    x = 101,157.83

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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.