Home / 93,568.36-140,101.03-71,275.54

Finding the Fourth Proportional to 93,568.36, 140,101.03 and 71,275.54

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Solution

The fourth proportional to 93,568.36, 140,101.03 and 71,275.54 is: 106,721.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,568.36 : 140,101.03 = 71,275.54 : x
  2. Step 2: Convert to fraction form
    93,568.36/140,101.03 = 71,275.54/x
  3. Step 3: Cross multiply
    93,568.36x = 140,101.03 × 71,275.54
  4. Step 4: Simplify right side
    93,568.36x = 9,985,776,567.81
  5. Step 5: Solve for x
    x = 9,985,776,567.81/93,568.36
  6. Step 6: Final answer
    x = 106,721.72

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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.