Home / 144,376.31-216,601.38-60,108.47

Finding the Fourth Proportional to 144,376.31, 216,601.38 and 60,108.47

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Solution

The fourth proportional to 144,376.31, 216,601.38 and 60,108.47 is: 90,178.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,376.31 : 216,601.38 = 60,108.47 : x
  2. Step 2: Convert to fraction form
    144,376.31/216,601.38 = 60,108.47/x
  3. Step 3: Cross multiply
    144,376.31x = 216,601.38 × 60,108.47
  4. Step 4: Simplify right side
    144,376.31x = 13,019,576,891.81
  5. Step 5: Solve for x
    x = 13,019,576,891.81/144,376.31
  6. Step 6: Final answer
    x = 90,178.07

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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.