Home / 97,847.64-135,030.26-55,414.44

Finding the Fourth Proportional to 97,847.64, 135,030.26 and 55,414.44

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Solution

The fourth proportional to 97,847.64, 135,030.26 and 55,414.44 is: 76,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,847.64 : 135,030.26 = 55,414.44 : x
  2. Step 2: Convert to fraction form
    97,847.64/135,030.26 = 55,414.44/x
  3. Step 3: Cross multiply
    97,847.64x = 135,030.26 × 55,414.44
  4. Step 4: Simplify right side
    97,847.64x = 7,482,626,240.95
  5. Step 5: Solve for x
    x = 7,482,626,240.95/97,847.64
  6. Step 6: Final answer
    x = 76,472.22

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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.