Home / 164,376.27-226,778.40-121,459.23

Finding the Fourth Proportional to 164,376.27, 226,778.40 and 121,459.23

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Solution

The fourth proportional to 164,376.27, 226,778.40 and 121,459.23 is: 167,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,376.27 : 226,778.40 = 121,459.23 : x
  2. Step 2: Convert to fraction form
    164,376.27/226,778.40 = 121,459.23/x
  3. Step 3: Cross multiply
    164,376.27x = 226,778.40 × 121,459.23
  4. Step 4: Simplify right side
    164,376.27x = 27,544,329,844.63
  5. Step 5: Solve for x
    x = 27,544,329,844.63/164,376.27
  6. Step 6: Final answer
    x = 167,568.77

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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.