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Finding the Fourth Proportional to 259,668.08, 358,401.72 and 152,272.71

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Solution

The fourth proportional to 259,668.08, 358,401.72 and 152,272.71 is: 210,171.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,668.08 : 358,401.72 = 152,272.71 : x
  2. Step 2: Convert to fraction form
    259,668.08/358,401.72 = 152,272.71/x
  3. Step 3: Cross multiply
    259,668.08x = 358,401.72 × 152,272.71
  4. Step 4: Simplify right side
    259,668.08x = 54,574,801,173.06
  5. Step 5: Solve for x
    x = 54,574,801,173.06/259,668.08
  6. Step 6: Final answer
    x = 210,171.39

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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.