Home / 64,985.10-97,514.10-27,538.80

Finding the Fourth Proportional to 64,985.10, 97,514.10 and 27,538.80

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Solution

The fourth proportional to 64,985.10, 97,514.10 and 27,538.80 is: 41,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,985.10 : 97,514.10 = 27,538.80 : x
  2. Step 2: Convert to fraction form
    64,985.10/97,514.10 = 27,538.80/x
  3. Step 3: Cross multiply
    64,985.10x = 97,514.10 × 27,538.80
  4. Step 4: Simplify right side
    64,985.10x = 2,685,421,297.08
  5. Step 5: Solve for x
    x = 2,685,421,297.08/64,985.10
  6. Step 6: Final answer
    x = 41,323.65

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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.