Home / 122,988.20-184,482.30-110,935.40

Finding the Fourth Proportional to 122,988.20, 184,482.30 and 110,935.40

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Solution

The fourth proportional to 122,988.20, 184,482.30 and 110,935.40 is: 166,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,988.20 : 184,482.30 = 110,935.40 : x
  2. Step 2: Convert to fraction form
    122,988.20/184,482.30 = 110,935.40/x
  3. Step 3: Cross multiply
    122,988.20x = 184,482.30 × 110,935.40
  4. Step 4: Simplify right side
    122,988.20x = 20,465,617,743.42
  5. Step 5: Solve for x
    x = 20,465,617,743.42/122,988.20
  6. Step 6: Final answer
    x = 166,403.10

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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.