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Finding the Fourth Proportional to 201,495.16, 302,348.58 and 89,252.92

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Solution

The fourth proportional to 201,495.16, 302,348.58 and 89,252.92 is: 133,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,495.16 : 302,348.58 = 89,252.92 : x
  2. Step 2: Convert to fraction form
    201,495.16/302,348.58 = 89,252.92/x
  3. Step 3: Cross multiply
    201,495.16x = 302,348.58 × 89,252.92
  4. Step 4: Simplify right side
    201,495.16x = 26,985,493,622.85
  5. Step 5: Solve for x
    x = 26,985,493,622.85/201,495.16
  6. Step 6: Final answer
    x = 133,926.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.