Home / 108,140.92-148,150.59-104,097.82

Finding the Fourth Proportional to 108,140.92, 148,150.59 and 104,097.82

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Solution

The fourth proportional to 108,140.92, 148,150.59 and 104,097.82 is: 142,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,140.92 : 148,150.59 = 104,097.82 : x
  2. Step 2: Convert to fraction form
    108,140.92/148,150.59 = 104,097.82/x
  3. Step 3: Cross multiply
    108,140.92x = 148,150.59 × 104,097.82
  4. Step 4: Simplify right side
    108,140.92x = 15,422,153,450.71
  5. Step 5: Solve for x
    x = 15,422,153,450.71/108,140.92
  6. Step 6: Final answer
    x = 142,611.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.