Home / 97,771.12-134,926.05-63,801.34

Finding the Fourth Proportional to 97,771.12, 134,926.05 and 63,801.34

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Solution

The fourth proportional to 97,771.12, 134,926.05 and 63,801.34 is: 88,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,771.12 : 134,926.05 = 63,801.34 : x
  2. Step 2: Convert to fraction form
    97,771.12/134,926.05 = 63,801.34/x
  3. Step 3: Cross multiply
    97,771.12x = 134,926.05 × 63,801.34
  4. Step 4: Simplify right side
    97,771.12x = 8,608,462,692.85
  5. Step 5: Solve for x
    x = 8,608,462,692.85/97,771.12
  6. Step 6: Final answer
    x = 88,047.09

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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.