Home / 102,919.36-155,150.32-96,061.04

Finding the Fourth Proportional to 102,919.36, 155,150.32 and 96,061.04

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Solution

The fourth proportional to 102,919.36, 155,150.32 and 96,061.04 is: 144,811.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,919.36 : 155,150.32 = 96,061.04 : x
  2. Step 2: Convert to fraction form
    102,919.36/155,150.32 = 96,061.04/x
  3. Step 3: Cross multiply
    102,919.36x = 155,150.32 × 96,061.04
  4. Step 4: Simplify right side
    102,919.36x = 14,903,901,095.53
  5. Step 5: Solve for x
    x = 14,903,901,095.53/102,919.36
  6. Step 6: Final answer
    x = 144,811.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.