Home / 67,477.19-101,277.50-34,220.21

Finding the Fourth Proportional to 67,477.19, 101,277.50 and 34,220.21

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Solution

The fourth proportional to 67,477.19, 101,277.50 and 34,220.21 is: 51,361.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,477.19 : 101,277.50 = 34,220.21 : x
  2. Step 2: Convert to fraction form
    67,477.19/101,277.50 = 34,220.21/x
  3. Step 3: Cross multiply
    67,477.19x = 101,277.50 × 34,220.21
  4. Step 4: Simplify right side
    67,477.19x = 3,465,736,640.79
  5. Step 5: Solve for x
    x = 3,465,736,640.79/67,477.19
  6. Step 6: Final answer
    x = 51,361.61

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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.