Home / 173,929.10-260,497.56-103,663.22

Finding the Fourth Proportional to 173,929.10, 260,497.56 and 103,663.22

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Solution

The fourth proportional to 173,929.10, 260,497.56 and 103,663.22 is: 155,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,929.10 : 260,497.56 = 103,663.22 : x
  2. Step 2: Convert to fraction form
    173,929.10/260,497.56 = 103,663.22/x
  3. Step 3: Cross multiply
    173,929.10x = 260,497.56 × 103,663.22
  4. Step 4: Simplify right side
    173,929.10x = 27,004,015,871.74
  5. Step 5: Solve for x
    x = 27,004,015,871.74/173,929.10
  6. Step 6: Final answer
    x = 155,258.76

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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.