Home / 70,440.15-97,217.37-43,591.31

Finding the Fourth Proportional to 70,440.15, 97,217.37 and 43,591.31

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Solution

The fourth proportional to 70,440.15, 97,217.37 and 43,591.31 is: 60,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,440.15 : 97,217.37 = 43,591.31 : x
  2. Step 2: Convert to fraction form
    70,440.15/97,217.37 = 43,591.31/x
  3. Step 3: Cross multiply
    70,440.15x = 97,217.37 × 43,591.31
  4. Step 4: Simplify right side
    70,440.15x = 4,237,832,391.53
  5. Step 5: Solve for x
    x = 4,237,832,391.53/70,440.15
  6. Step 6: Final answer
    x = 60,162.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.