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Finding the Fourth Proportional to 60,554.76, 90,707.05 and 35,519.41

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Solution

The fourth proportional to 60,554.76, 90,707.05 and 35,519.41 is: 53,205.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,554.76 : 90,707.05 = 35,519.41 : x
  2. Step 2: Convert to fraction form
    60,554.76/90,707.05 = 35,519.41/x
  3. Step 3: Cross multiply
    60,554.76x = 90,707.05 × 35,519.41
  4. Step 4: Simplify right side
    60,554.76x = 3,221,860,898.84
  5. Step 5: Solve for x
    x = 3,221,860,898.84/60,554.76
  6. Step 6: Final answer
    x = 53,205.74

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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.