Home / 144,156.30-216,233.94-38,975.25

Finding the Fourth Proportional to 144,156.30, 216,233.94 and 38,975.25

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Solution

The fourth proportional to 144,156.30, 216,233.94 and 38,975.25 is: 58,462.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,156.30 : 216,233.94 = 38,975.25 : x
  2. Step 2: Convert to fraction form
    144,156.30/216,233.94 = 38,975.25/x
  3. Step 3: Cross multiply
    144,156.30x = 216,233.94 × 38,975.25
  4. Step 4: Simplify right side
    144,156.30x = 8,427,771,869.99
  5. Step 5: Solve for x
    x = 8,427,771,869.99/144,156.30
  6. Step 6: Final answer
    x = 58,462.74

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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.