Home / 109,867.15-164,825.26-46,689.28

Finding the Fourth Proportional to 109,867.15, 164,825.26 and 46,689.28

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Solution

The fourth proportional to 109,867.15, 164,825.26 and 46,689.28 is: 70,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,867.15 : 164,825.26 = 46,689.28 : x
  2. Step 2: Convert to fraction form
    109,867.15/164,825.26 = 46,689.28/x
  3. Step 3: Cross multiply
    109,867.15x = 164,825.26 × 46,689.28
  4. Step 4: Simplify right side
    109,867.15x = 7,695,572,449.05
  5. Step 5: Solve for x
    x = 7,695,572,449.05/109,867.15
  6. Step 6: Final answer
    x = 70,044.34

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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.