Home / 45,695.61-68,353.88-42,896.25

Finding the Fourth Proportional to 45,695.61, 68,353.88 and 42,896.25

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Solution

The fourth proportional to 45,695.61, 68,353.88 and 42,896.25 is: 64,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,695.61 : 68,353.88 = 42,896.25 : x
  2. Step 2: Convert to fraction form
    45,695.61/68,353.88 = 42,896.25/x
  3. Step 3: Cross multiply
    45,695.61x = 68,353.88 × 42,896.25
  4. Step 4: Simplify right side
    45,695.61x = 2,932,124,910.47
  5. Step 5: Solve for x
    x = 2,932,124,910.47/45,695.61
  6. Step 6: Final answer
    x = 64,166.45

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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.