Home / 97,043.59-133,909.32-54,601.21

Finding the Fourth Proportional to 97,043.59, 133,909.32 and 54,601.21

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Solution

The fourth proportional to 97,043.59, 133,909.32 and 54,601.21 is: 75,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,043.59 : 133,909.32 = 54,601.21 : x
  2. Step 2: Convert to fraction form
    97,043.59/133,909.32 = 54,601.21/x
  3. Step 3: Cross multiply
    97,043.59x = 133,909.32 × 54,601.21
  4. Step 4: Simplify right side
    97,043.59x = 7,311,610,902.28
  5. Step 5: Solve for x
    x = 7,311,610,902.28/97,043.59
  6. Step 6: Final answer
    x = 75,343.57

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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.