Home / 165,444.90-248,143.93-53,110.33

Finding the Fourth Proportional to 165,444.90, 248,143.93 and 53,110.33

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Solution

The fourth proportional to 165,444.90, 248,143.93 and 53,110.33 is: 79,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,444.90 : 248,143.93 = 53,110.33 : x
  2. Step 2: Convert to fraction form
    165,444.90/248,143.93 = 53,110.33/x
  3. Step 3: Cross multiply
    165,444.90x = 248,143.93 × 53,110.33
  4. Step 4: Simplify right side
    165,444.90x = 13,179,005,744.25
  5. Step 5: Solve for x
    x = 13,179,005,744.25/165,444.90
  6. Step 6: Final answer
    x = 79,657.97

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1.5x scale

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.