Home / 246,985.45-340,841.55-133,808.20

Finding the Fourth Proportional to 246,985.45, 340,841.55 and 133,808.20

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Solution

The fourth proportional to 246,985.45, 340,841.55 and 133,808.20 is: 184,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,985.45 : 340,841.55 = 133,808.20 : x
  2. Step 2: Convert to fraction form
    246,985.45/340,841.55 = 133,808.20/x
  3. Step 3: Cross multiply
    246,985.45x = 340,841.55 × 133,808.20
  4. Step 4: Simplify right side
    246,985.45x = 45,607,393,940.39
  5. Step 5: Solve for x
    x = 45,607,393,940.39/246,985.45
  6. Step 6: Final answer
    x = 184,656.20

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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.