Home / 122,830.61-184,248.18-38,589.19

Finding the Fourth Proportional to 122,830.61, 184,248.18 and 38,589.19

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Solution

The fourth proportional to 122,830.61, 184,248.18 and 38,589.19 is: 57,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,830.61 : 184,248.18 = 38,589.19 : x
  2. Step 2: Convert to fraction form
    122,830.61/184,248.18 = 38,589.19/x
  3. Step 3: Cross multiply
    122,830.61x = 184,248.18 × 38,589.19
  4. Step 4: Simplify right side
    122,830.61x = 7,109,987,564.55
  5. Step 5: Solve for x
    x = 7,109,987,564.55/122,830.61
  6. Step 6: Final answer
    x = 57,884.50

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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.