Home / 155,360.99-214,496.67-106,384.57

Finding the Fourth Proportional to 155,360.99, 214,496.67 and 106,384.57

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Solution

The fourth proportional to 155,360.99, 214,496.67 and 106,384.57 is: 146,878.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,360.99 : 214,496.67 = 106,384.57 : x
  2. Step 2: Convert to fraction form
    155,360.99/214,496.67 = 106,384.57/x
  3. Step 3: Cross multiply
    155,360.99x = 214,496.67 × 106,384.57
  4. Step 4: Simplify right side
    155,360.99x = 22,819,135,468.14
  5. Step 5: Solve for x
    x = 22,819,135,468.14/155,360.99
  6. Step 6: Final answer
    x = 146,878.16

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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.