Home / 245,454.11-367,590.67-139,953.23

Finding the Fourth Proportional to 245,454.11, 367,590.67 and 139,953.23

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Solution

The fourth proportional to 245,454.11, 367,590.67 and 139,953.23 is: 209,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,454.11 : 367,590.67 = 139,953.23 : x
  2. Step 2: Convert to fraction form
    245,454.11/367,590.67 = 139,953.23/x
  3. Step 3: Cross multiply
    245,454.11x = 367,590.67 × 139,953.23
  4. Step 4: Simplify right side
    245,454.11x = 51,445,501,584.36
  5. Step 5: Solve for x
    x = 51,445,501,584.36/245,454.11
  6. Step 6: Final answer
    x = 209,593.16

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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.