Home / 113,217.95-156,200.93-67,910.60

Finding the Fourth Proportional to 113,217.95, 156,200.93 and 67,910.60

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Solution

The fourth proportional to 113,217.95, 156,200.93 and 67,910.60 is: 93,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,217.95 : 156,200.93 = 67,910.60 : x
  2. Step 2: Convert to fraction form
    113,217.95/156,200.93 = 67,910.60/x
  3. Step 3: Cross multiply
    113,217.95x = 156,200.93 × 67,910.60
  4. Step 4: Simplify right side
    113,217.95x = 10,607,697,756.30
  5. Step 5: Solve for x
    x = 10,607,697,756.30/113,217.95
  6. Step 6: Final answer
    x = 93,692.72

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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.