Home / 245,834.18-339,262.65-149,041.06

Finding the Fourth Proportional to 245,834.18, 339,262.65 and 149,041.06

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Solution

The fourth proportional to 245,834.18, 339,262.65 and 149,041.06 is: 205,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,834.18 : 339,262.65 = 149,041.06 : x
  2. Step 2: Convert to fraction form
    245,834.18/339,262.65 = 149,041.06/x
  3. Step 3: Cross multiply
    245,834.18x = 339,262.65 × 149,041.06
  4. Step 4: Simplify right side
    245,834.18x = 50,564,064,974.41
  5. Step 5: Solve for x
    x = 50,564,064,974.41/245,834.18
  6. Step 6: Final answer
    x = 205,683.62

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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.