Home / 165,422.86-248,110.81-53,088.52

Finding the Fourth Proportional to 165,422.86, 248,110.81 and 53,088.52

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Solution

The fourth proportional to 165,422.86, 248,110.81 and 53,088.52 is: 79,625.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,422.86 : 248,110.81 = 53,088.52 : x
  2. Step 2: Convert to fraction form
    165,422.86/248,110.81 = 53,088.52/x
  3. Step 3: Cross multiply
    165,422.86x = 248,110.81 × 53,088.52
  4. Step 4: Simplify right side
    165,422.86x = 13,171,835,698.90
  5. Step 5: Solve for x
    x = 13,171,835,698.90/165,422.86
  6. Step 6: Final answer
    x = 79,625.24

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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.