Home / 164,334.45-226,782.68-103,931.13

Finding the Fourth Proportional to 164,334.45, 226,782.68 and 103,931.13

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Solution

The fourth proportional to 164,334.45, 226,782.68 and 103,931.13 is: 143,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,334.45 : 226,782.68 = 103,931.13 : x
  2. Step 2: Convert to fraction form
    164,334.45/226,782.68 = 103,931.13/x
  3. Step 3: Cross multiply
    164,334.45x = 226,782.68 × 103,931.13
  4. Step 4: Simplify right side
    164,334.45x = 23,569,780,196.83
  5. Step 5: Solve for x
    x = 23,569,780,196.83/164,334.45
  6. Step 6: Final answer
    x = 143,425.68

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1.5x scale

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.