Home / 123,384.08-184,958.40-56,869.04

Finding the Fourth Proportional to 123,384.08, 184,958.40 and 56,869.04

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Solution

The fourth proportional to 123,384.08, 184,958.40 and 56,869.04 is: 85,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,384.08 : 184,958.40 = 56,869.04 : x
  2. Step 2: Convert to fraction form
    123,384.08/184,958.40 = 56,869.04/x
  3. Step 3: Cross multiply
    123,384.08x = 184,958.40 × 56,869.04
  4. Step 4: Simplify right side
    123,384.08x = 10,518,406,647.94
  5. Step 5: Solve for x
    x = 10,518,406,647.94/123,384.08
  6. Step 6: Final answer
    x = 85,249.30

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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.