Home / 68,108.24-102,140.65-22,507.45

Finding the Fourth Proportional to 68,108.24, 102,140.65 and 22,507.45

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Solution

The fourth proportional to 68,108.24, 102,140.65 and 22,507.45 is: 33,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,108.24 : 102,140.65 = 22,507.45 : x
  2. Step 2: Convert to fraction form
    68,108.24/102,140.65 = 22,507.45/x
  3. Step 3: Cross multiply
    68,108.24x = 102,140.65 × 22,507.45
  4. Step 4: Simplify right side
    68,108.24x = 2,298,925,572.84
  5. Step 5: Solve for x
    x = 2,298,925,572.84/68,108.24
  6. Step 6: Final answer
    x = 33,754.00

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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.