Home / 97,042.59-133,907.94-54,600.21

Finding the Fourth Proportional to 97,042.59, 133,907.94 and 54,600.21

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Solution

The fourth proportional to 97,042.59, 133,907.94 and 54,600.21 is: 75,342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,042.59 : 133,907.94 = 54,600.21 : x
  2. Step 2: Convert to fraction form
    97,042.59/133,907.94 = 54,600.21/x
  3. Step 3: Cross multiply
    97,042.59x = 133,907.94 × 54,600.21
  4. Step 4: Simplify right side
    97,042.59x = 7,311,401,644.67
  5. Step 5: Solve for x
    x = 7,311,401,644.67/97,042.59
  6. Step 6: Final answer
    x = 75,342.19

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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.