Home / 100,829.17-151,150.29-44,639.34

Finding the Fourth Proportional to 100,829.17, 151,150.29 and 44,639.34

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Solution

The fourth proportional to 100,829.17, 151,150.29 and 44,639.34 is: 66,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,829.17 : 151,150.29 = 44,639.34 : x
  2. Step 2: Convert to fraction form
    100,829.17/151,150.29 = 44,639.34/x
  3. Step 3: Cross multiply
    100,829.17x = 151,150.29 × 44,639.34
  4. Step 4: Simplify right side
    100,829.17x = 6,747,248,430.66
  5. Step 5: Solve for x
    x = 6,747,248,430.66/100,829.17
  6. Step 6: Final answer
    x = 66,917.62

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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.