Home / 96,290.98-132,899.94-64,515.28

Finding the Fourth Proportional to 96,290.98, 132,899.94 and 64,515.28

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Solution

The fourth proportional to 96,290.98, 132,899.94 and 64,515.28 is: 89,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,290.98 : 132,899.94 = 64,515.28 : x
  2. Step 2: Convert to fraction form
    96,290.98/132,899.94 = 64,515.28/x
  3. Step 3: Cross multiply
    96,290.98x = 132,899.94 × 64,515.28
  4. Step 4: Simplify right side
    96,290.98x = 8,574,076,841.08
  5. Step 5: Solve for x
    x = 8,574,076,841.08/96,290.98
  6. Step 6: Final answer
    x = 89,043.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.