Home / 253,334.12-349,591.46-140,161.64

Finding the Fourth Proportional to 253,334.12, 349,591.46 and 140,161.64

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Solution

The fourth proportional to 253,334.12, 349,591.46 and 140,161.64 is: 193,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,334.12 : 349,591.46 = 140,161.64 : x
  2. Step 2: Convert to fraction form
    253,334.12/349,591.46 = 140,161.64/x
  3. Step 3: Cross multiply
    253,334.12x = 349,591.46 × 140,161.64
  4. Step 4: Simplify right side
    253,334.12x = 48,999,312,363.59
  5. Step 5: Solve for x
    x = 48,999,312,363.59/253,334.12
  6. Step 6: Final answer
    x = 193,417.74

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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.