Home / 64,007.36-88,305.52-40,092.40

Finding the Fourth Proportional to 64,007.36, 88,305.52 and 40,092.40

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Solution

The fourth proportional to 64,007.36, 88,305.52 and 40,092.40 is: 55,312.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,007.36 : 88,305.52 = 40,092.40 : x
  2. Step 2: Convert to fraction form
    64,007.36/88,305.52 = 40,092.40/x
  3. Step 3: Cross multiply
    64,007.36x = 88,305.52 × 40,092.40
  4. Step 4: Simplify right side
    64,007.36x = 3,540,380,230.05
  5. Step 5: Solve for x
    x = 3,540,380,230.05/64,007.36
  6. Step 6: Final answer
    x = 55,312.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.