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Finding the Fourth Proportional to 201,680.48, 302,450.16 and 59,488.01

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Solution

The fourth proportional to 201,680.48, 302,450.16 and 59,488.01 is: 89,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,680.48 : 302,450.16 = 59,488.01 : x
  2. Step 2: Convert to fraction form
    201,680.48/302,450.16 = 59,488.01/x
  3. Step 3: Cross multiply
    201,680.48x = 302,450.16 × 59,488.01
  4. Step 4: Simplify right side
    201,680.48x = 17,992,158,142.58
  5. Step 5: Solve for x
    x = 17,992,158,142.58/201,680.48
  6. Step 6: Final answer
    x = 89,211.20

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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.