Home / 124,723.23-172,118.01-67,362.57

Finding the Fourth Proportional to 124,723.23, 172,118.01 and 67,362.57

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Solution

The fourth proportional to 124,723.23, 172,118.01 and 67,362.57 is: 92,960.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,723.23 : 172,118.01 = 67,362.57 : x
  2. Step 2: Convert to fraction form
    124,723.23/172,118.01 = 67,362.57/x
  3. Step 3: Cross multiply
    124,723.23x = 172,118.01 × 67,362.57
  4. Step 4: Simplify right side
    124,723.23x = 11,594,311,496.89
  5. Step 5: Solve for x
    x = 11,594,311,496.89/124,723.23
  6. Step 6: Final answer
    x = 92,960.32

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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.