Home / 96,905.36-145,327.32-31,226

Finding the Fourth Proportional to 96,905.36, 145,327.32 and 31,226

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Solution

The fourth proportional to 96,905.36, 145,327.32 and 31,226 is: 46,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,905.36 : 145,327.32 = 31,226 : x
  2. Step 2: Convert to fraction form
    96,905.36/145,327.32 = 31,226/x
  3. Step 3: Cross multiply
    96,905.36x = 145,327.32 × 31,226
  4. Step 4: Simplify right side
    96,905.36x = 4,537,990,894.32
  5. Step 5: Solve for x
    x = 4,537,990,894.32/96,905.36
  6. Step 6: Final answer
    x = 46,829.10

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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.