Home / 51,263.09-70,778.04-33,157.70

Finding the Fourth Proportional to 51,263.09, 70,778.04 and 33,157.70

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Solution

The fourth proportional to 51,263.09, 70,778.04 and 33,157.70 is: 45,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,263.09 : 70,778.04 = 33,157.70 : x
  2. Step 2: Convert to fraction form
    51,263.09/70,778.04 = 33,157.70/x
  3. Step 3: Cross multiply
    51,263.09x = 70,778.04 × 33,157.70
  4. Step 4: Simplify right side
    51,263.09x = 2,346,836,990.61
  5. Step 5: Solve for x
    x = 2,346,836,990.61/51,263.09
  6. Step 6: Final answer
    x = 45,780.25

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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.