Home / 87,646.14-131,503.23-35,070.66

Finding the Fourth Proportional to 87,646.14, 131,503.23 and 35,070.66

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Solution

The fourth proportional to 87,646.14, 131,503.23 and 35,070.66 is: 52,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,646.14 : 131,503.23 = 35,070.66 : x
  2. Step 2: Convert to fraction form
    87,646.14/131,503.23 = 35,070.66/x
  3. Step 3: Cross multiply
    87,646.14x = 131,503.23 × 35,070.66
  4. Step 4: Simplify right side
    87,646.14x = 4,611,905,068.23
  5. Step 5: Solve for x
    x = 4,611,905,068.23/87,646.14
  6. Step 6: Final answer
    x = 52,619.60

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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.