Home / 96,626.10-144,989.80-70,190.48

Finding the Fourth Proportional to 96,626.10, 144,989.80 and 70,190.48

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Solution

The fourth proportional to 96,626.10, 144,989.80 and 70,190.48 is: 105,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,626.10 : 144,989.80 = 70,190.48 : x
  2. Step 2: Convert to fraction form
    96,626.10/144,989.80 = 70,190.48/x
  3. Step 3: Cross multiply
    96,626.10x = 144,989.80 × 70,190.48
  4. Step 4: Simplify right side
    96,626.10x = 10,176,903,657.10
  5. Step 5: Solve for x
    x = 10,176,903,657.10/96,626.10
  6. Step 6: Final answer
    x = 105,322.51

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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.