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Finding the Fourth Proportional to 60,678.91, 83,737.28 and 33,823.12

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Solution

The fourth proportional to 60,678.91, 83,737.28 and 33,823.12 is: 46,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,678.91 : 83,737.28 = 33,823.12 : x
  2. Step 2: Convert to fraction form
    60,678.91/83,737.28 = 33,823.12/x
  3. Step 3: Cross multiply
    60,678.91x = 83,737.28 × 33,823.12
  4. Step 4: Simplify right side
    60,678.91x = 2,832,256,069.91
  5. Step 5: Solve for x
    x = 2,832,256,069.91/60,678.91
  6. Step 6: Final answer
    x = 46,676.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.