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Finding the Fourth Proportional to 134,554.40, 201,874.80 and 59,645.60

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Solution

The fourth proportional to 134,554.40, 201,874.80 and 59,645.60 is: 89,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,554.40 : 201,874.80 = 59,645.60 : x
  2. Step 2: Convert to fraction form
    134,554.40/201,874.80 = 59,645.60/x
  3. Step 3: Cross multiply
    134,554.40x = 201,874.80 × 59,645.60
  4. Step 4: Simplify right side
    134,554.40x = 12,040,943,570.88
  5. Step 5: Solve for x
    x = 12,040,943,570.88/134,554.40
  6. Step 6: Final answer
    x = 89,487.55

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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.