Home / 123,056.20-184,670.70-52,985.80

Finding the Fourth Proportional to 123,056.20, 184,670.70 and 52,985.80

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Solution

The fourth proportional to 123,056.20, 184,670.70 and 52,985.80 is: 79,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,056.20 : 184,670.70 = 52,985.80 : x
  2. Step 2: Convert to fraction form
    123,056.20/184,670.70 = 52,985.80/x
  3. Step 3: Cross multiply
    123,056.20x = 184,670.70 × 52,985.80
  4. Step 4: Simplify right side
    123,056.20x = 9,784,924,776.06
  5. Step 5: Solve for x
    x = 9,784,924,776.06/123,056.20
  6. Step 6: Final answer
    x = 79,515.90

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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.