Home / 96,878.90-133,708.94-56,592.54

Finding the Fourth Proportional to 96,878.90, 133,708.94 and 56,592.54

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Solution

The fourth proportional to 96,878.90, 133,708.94 and 56,592.54 is: 78,107.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,878.90 : 133,708.94 = 56,592.54 : x
  2. Step 2: Convert to fraction form
    96,878.90/133,708.94 = 56,592.54/x
  3. Step 3: Cross multiply
    96,878.90x = 133,708.94 × 56,592.54
  4. Step 4: Simplify right side
    96,878.90x = 7,566,928,535.31
  5. Step 5: Solve for x
    x = 7,566,928,535.31/96,878.90
  6. Step 6: Final answer
    x = 78,107.09

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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.