Home / 140,783.04-211,188.30-40,944

Finding the Fourth Proportional to 140,783.04, 211,188.30 and 40,944

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Solution

The fourth proportional to 140,783.04, 211,188.30 and 40,944 is: 61,420.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,783.04 : 211,188.30 = 40,944 : x
  2. Step 2: Convert to fraction form
    140,783.04/211,188.30 = 40,944/x
  3. Step 3: Cross multiply
    140,783.04x = 211,188.30 × 40,944
  4. Step 4: Simplify right side
    140,783.04x = 8,646,893,755.20
  5. Step 5: Solve for x
    x = 8,646,893,755.20/140,783.04
  6. Step 6: Final answer
    x = 61,420.00

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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.