Home / 65,072.10-97,663.56-46,397.88

Finding the Fourth Proportional to 65,072.10, 97,663.56 and 46,397.88

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Solution

The fourth proportional to 65,072.10, 97,663.56 and 46,397.88 is: 69,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,072.10 : 97,663.56 = 46,397.88 : x
  2. Step 2: Convert to fraction form
    65,072.10/97,663.56 = 46,397.88/x
  3. Step 3: Cross multiply
    65,072.10x = 97,663.56 × 46,397.88
  4. Step 4: Simplify right side
    65,072.10x = 4,531,382,137.25
  5. Step 5: Solve for x
    x = 4,531,382,137.25/65,072.10
  6. Step 6: Final answer
    x = 69,636.33

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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.