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Finding the Fourth Proportional to 255,925.99, 353,291.13 and 165,326.14

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Solution

The fourth proportional to 255,925.99, 353,291.13 and 165,326.14 is: 228,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,925.99 : 353,291.13 = 165,326.14 : x
  2. Step 2: Convert to fraction form
    255,925.99/353,291.13 = 165,326.14/x
  3. Step 3: Cross multiply
    255,925.99x = 353,291.13 × 165,326.14
  4. Step 4: Simplify right side
    255,925.99x = 58,408,258,819.14
  5. Step 5: Solve for x
    x = 58,408,258,819.14/255,925.99
  6. Step 6: Final answer
    x = 228,223.24

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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.