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Finding the Fourth Proportional to 45,792.92, 68,572.74 and 22,358

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Solution

The fourth proportional to 45,792.92, 68,572.74 and 22,358 is: 33,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,792.92 : 68,572.74 = 22,358 : x
  2. Step 2: Convert to fraction form
    45,792.92/68,572.74 = 22,358/x
  3. Step 3: Cross multiply
    45,792.92x = 68,572.74 × 22,358
  4. Step 4: Simplify right side
    45,792.92x = 1,533,149,320.92
  5. Step 5: Solve for x
    x = 1,533,149,320.92/45,792.92
  6. Step 6: Final answer
    x = 33,480.05

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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.