Home / 60,128.35-82,787.13-52,953.32

Finding the Fourth Proportional to 60,128.35, 82,787.13 and 52,953.32

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Solution

The fourth proportional to 60,128.35, 82,787.13 and 52,953.32 is: 72,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,128.35 : 82,787.13 = 52,953.32 : x
  2. Step 2: Convert to fraction form
    60,128.35/82,787.13 = 52,953.32/x
  3. Step 3: Cross multiply
    60,128.35x = 82,787.13 × 52,953.32
  4. Step 4: Simplify right side
    60,128.35x = 4,383,853,593.74
  5. Step 5: Solve for x
    x = 4,383,853,593.74/60,128.35
  6. Step 6: Final answer
    x = 72,908.27

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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.