Home / 67,438.24-101,079.45-48,441.42

Finding the Fourth Proportional to 67,438.24, 101,079.45 and 48,441.42

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Solution

The fourth proportional to 67,438.24, 101,079.45 and 48,441.42 is: 72,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,438.24 : 101,079.45 = 48,441.42 : x
  2. Step 2: Convert to fraction form
    67,438.24/101,079.45 = 48,441.42/x
  3. Step 3: Cross multiply
    67,438.24x = 101,079.45 × 48,441.42
  4. Step 4: Simplify right side
    67,438.24x = 4,896,432,090.82
  5. Step 5: Solve for x
    x = 4,896,432,090.82/67,438.24
  6. Step 6: Final answer
    x = 72,606.17

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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.