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Finding the Fourth Proportional to 164,434.72, 226,682.72 and 107,747.68

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Solution

The fourth proportional to 164,434.72, 226,682.72 and 107,747.68 is: 148,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,434.72 : 226,682.72 = 107,747.68 : x
  2. Step 2: Convert to fraction form
    164,434.72/226,682.72 = 107,747.68/x
  3. Step 3: Cross multiply
    164,434.72x = 226,682.72 × 107,747.68
  4. Step 4: Simplify right side
    164,434.72x = 24,424,537,176.09
  5. Step 5: Solve for x
    x = 24,424,537,176.09/164,434.72
  6. Step 6: Final answer
    x = 148,536.37

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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.