Home / 305,617.24-458,426.04-105,937.66

Finding the Fourth Proportional to 305,617.24, 458,426.04 and 105,937.66

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Solution

The fourth proportional to 305,617.24, 458,426.04 and 105,937.66 is: 158,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,617.24 : 458,426.04 = 105,937.66 : x
  2. Step 2: Convert to fraction form
    305,617.24/458,426.04 = 105,937.66/x
  3. Step 3: Cross multiply
    305,617.24x = 458,426.04 × 105,937.66
  4. Step 4: Simplify right side
    305,617.24x = 48,564,581,960.67
  5. Step 5: Solve for x
    x = 48,564,581,960.67/305,617.24
  6. Step 6: Final answer
    x = 158,906.55

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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.