Home / 144,076.20-216,097.29-38,903.37

Finding the Fourth Proportional to 144,076.20, 216,097.29 and 38,903.37

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Solution

The fourth proportional to 144,076.20, 216,097.29 and 38,903.37 is: 58,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,076.20 : 216,097.29 = 38,903.37 : x
  2. Step 2: Convert to fraction form
    144,076.20/216,097.29 = 38,903.37/x
  3. Step 3: Cross multiply
    144,076.20x = 216,097.29 × 38,903.37
  4. Step 4: Simplify right side
    144,076.20x = 8,406,912,828.87
  5. Step 5: Solve for x
    x = 8,406,912,828.87/144,076.20
  6. Step 6: Final answer
    x = 58,350.46

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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.