Home / 109,288.08-163,899.72-46,944

Finding the Fourth Proportional to 109,288.08, 163,899.72 and 46,944

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Solution

The fourth proportional to 109,288.08, 163,899.72 and 46,944 is: 70,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,288.08 : 163,899.72 = 46,944 : x
  2. Step 2: Convert to fraction form
    109,288.08/163,899.72 = 46,944/x
  3. Step 3: Cross multiply
    109,288.08x = 163,899.72 × 46,944
  4. Step 4: Simplify right side
    109,288.08x = 7,694,108,455.68
  5. Step 5: Solve for x
    x = 7,694,108,455.68/109,288.08
  6. Step 6: Final answer
    x = 70,402.08

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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.