Home / 371,723.40-557,606.34-105,462.90

Finding the Fourth Proportional to 371,723.40, 557,606.34 and 105,462.90

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Solution

The fourth proportional to 371,723.40, 557,606.34 and 105,462.90 is: 158,200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,723.40 : 557,606.34 = 105,462.90 : x
  2. Step 2: Convert to fraction form
    371,723.40/557,606.34 = 105,462.90/x
  3. Step 3: Cross multiply
    371,723.40x = 557,606.34 × 105,462.90
  4. Step 4: Simplify right side
    371,723.40x = 58,806,781,674.79
  5. Step 5: Solve for x
    x = 58,806,781,674.79/371,723.40
  6. Step 6: Final answer
    x = 158,200.38

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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.