Home / 144,153.43-216,236.06-49,448.74

Finding the Fourth Proportional to 144,153.43, 216,236.06 and 49,448.74

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Solution

The fourth proportional to 144,153.43, 216,236.06 and 49,448.74 is: 74,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,153.43 : 216,236.06 = 49,448.74 : x
  2. Step 2: Convert to fraction form
    144,153.43/216,236.06 = 49,448.74/x
  3. Step 3: Cross multiply
    144,153.43x = 216,236.06 × 49,448.74
  4. Step 4: Simplify right side
    144,153.43x = 10,692,600,981.70
  5. Step 5: Solve for x
    x = 10,692,600,981.70/144,153.43
  6. Step 6: Final answer
    x = 74,175.14

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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.