Home / 84,650.21-126,962.34-22,325.57

Finding the Fourth Proportional to 84,650.21, 126,962.34 and 22,325.57

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Solution

The fourth proportional to 84,650.21, 126,962.34 and 22,325.57 is: 33,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,650.21 : 126,962.34 = 22,325.57 : x
  2. Step 2: Convert to fraction form
    84,650.21/126,962.34 = 22,325.57/x
  3. Step 3: Cross multiply
    84,650.21x = 126,962.34 × 22,325.57
  4. Step 4: Simplify right side
    84,650.21x = 2,834,506,609.03
  5. Step 5: Solve for x
    x = 2,834,506,609.03/84,650.21
  6. Step 6: Final answer
    x = 33,484.93

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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.