Home / 165,458.76-248,270.16-65,616.75

Finding the Fourth Proportional to 165,458.76, 248,270.16 and 65,616.75

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Solution

The fourth proportional to 165,458.76, 248,270.16 and 65,616.75 is: 98,457.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,458.76 : 248,270.16 = 65,616.75 : x
  2. Step 2: Convert to fraction form
    165,458.76/248,270.16 = 65,616.75/x
  3. Step 3: Cross multiply
    165,458.76x = 248,270.16 × 65,616.75
  4. Step 4: Simplify right side
    165,458.76x = 16,290,679,779.83
  5. Step 5: Solve for x
    x = 16,290,679,779.83/165,458.76
  6. Step 6: Final answer
    x = 98,457.64

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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.