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Finding the Fourth Proportional to 67,477.60, 101,277.60 and 34,220.80

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Solution

The fourth proportional to 67,477.60, 101,277.60 and 34,220.80 is: 51,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,477.60 : 101,277.60 = 34,220.80 : x
  2. Step 2: Convert to fraction form
    67,477.60/101,277.60 = 34,220.80/x
  3. Step 3: Cross multiply
    67,477.60x = 101,277.60 × 34,220.80
  4. Step 4: Simplify right side
    67,477.60x = 3,465,800,494.08
  5. Step 5: Solve for x
    x = 3,465,800,494.08/67,477.60
  6. Step 6: Final answer
    x = 51,362.24

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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.