Home / 246,985.86-340,840.85-133,808.61

Finding the Fourth Proportional to 246,985.86, 340,840.85 and 133,808.61

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Solution

The fourth proportional to 246,985.86, 340,840.85 and 133,808.61 is: 184,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,985.86 : 340,840.85 = 133,808.61 : x
  2. Step 2: Convert to fraction form
    246,985.86/340,840.85 = 133,808.61/x
  3. Step 3: Cross multiply
    246,985.86x = 340,840.85 × 133,808.61
  4. Step 4: Simplify right side
    246,985.86x = 45,607,439,700.68
  5. Step 5: Solve for x
    x = 45,607,439,700.68/246,985.86
  6. Step 6: Final answer
    x = 184,656.08

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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.