Home / 245,834.69-339,263.34-149,041.56

Finding the Fourth Proportional to 245,834.69, 339,263.34 and 149,041.56

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Solution

The fourth proportional to 245,834.69, 339,263.34 and 149,041.56 is: 205,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,834.69 : 339,263.34 = 149,041.56 : x
  2. Step 2: Convert to fraction form
    245,834.69/339,263.34 = 149,041.56/x
  3. Step 3: Cross multiply
    245,834.69x = 339,263.34 × 149,041.56
  4. Step 4: Simplify right side
    245,834.69x = 50,564,337,444.41
  5. Step 5: Solve for x
    x = 50,564,337,444.41/245,834.69
  6. Step 6: Final answer
    x = 205,684.31

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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.