Home / 68,320.28-102,477.52-23,345.68

Finding the Fourth Proportional to 68,320.28, 102,477.52 and 23,345.68

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Solution

The fourth proportional to 68,320.28, 102,477.52 and 23,345.68 is: 35,017.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,320.28 : 102,477.52 = 23,345.68 : x
  2. Step 2: Convert to fraction form
    68,320.28/102,477.52 = 23,345.68/x
  3. Step 3: Cross multiply
    68,320.28x = 102,477.52 × 23,345.68
  4. Step 4: Simplify right side
    68,320.28x = 2,392,407,389.11
  5. Step 5: Solve for x
    x = 2,392,407,389.11/68,320.28
  6. Step 6: Final answer
    x = 35,017.53

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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.