Home / 124,210.42-171,410.43-67,622.02

Finding the Fourth Proportional to 124,210.42, 171,410.43 and 67,622.02

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Solution

The fourth proportional to 124,210.42, 171,410.43 and 67,622.02 is: 93,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,210.42 : 171,410.43 = 67,622.02 : x
  2. Step 2: Convert to fraction form
    124,210.42/171,410.43 = 67,622.02/x
  3. Step 3: Cross multiply
    124,210.42x = 171,410.43 × 67,622.02
  4. Step 4: Simplify right side
    124,210.42x = 11,591,119,525.67
  5. Step 5: Solve for x
    x = 11,591,119,525.67/124,210.42
  6. Step 6: Final answer
    x = 93,318.42

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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.