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Finding the Fourth Proportional to 60,874.74, 84,114.45 and 46,848.78

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Solution

The fourth proportional to 60,874.74, 84,114.45 and 46,848.78 is: 64,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,874.74 : 84,114.45 = 46,848.78 : x
  2. Step 2: Convert to fraction form
    60,874.74/84,114.45 = 46,848.78/x
  3. Step 3: Cross multiply
    60,874.74x = 84,114.45 × 46,848.78
  4. Step 4: Simplify right side
    60,874.74x = 3,940,659,362.87
  5. Step 5: Solve for x
    x = 3,940,659,362.87/60,874.74
  6. Step 6: Final answer
    x = 64,733.90

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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.