Home / 135,799.50-203,704.77-64,685.58

Finding the Fourth Proportional to 135,799.50, 203,704.77 and 64,685.58

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Solution

The fourth proportional to 135,799.50, 203,704.77 and 64,685.58 is: 97,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,799.50 : 203,704.77 = 64,685.58 : x
  2. Step 2: Convert to fraction form
    135,799.50/203,704.77 = 64,685.58/x
  3. Step 3: Cross multiply
    135,799.50x = 203,704.77 × 64,685.58
  4. Step 4: Simplify right side
    135,799.50x = 13,176,761,196.22
  5. Step 5: Solve for x
    x = 13,176,761,196.22/135,799.50
  6. Step 6: Final answer
    x = 97,031.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.