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Finding the Fourth Proportional to 184,045.80, 276,068.70 and 164,800.20

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Solution

The fourth proportional to 184,045.80, 276,068.70 and 164,800.20 is: 247,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,045.80 : 276,068.70 = 164,800.20 : x
  2. Step 2: Convert to fraction form
    184,045.80/276,068.70 = 164,800.20/x
  3. Step 3: Cross multiply
    184,045.80x = 276,068.70 × 164,800.20
  4. Step 4: Simplify right side
    184,045.80x = 45,496,176,973.74
  5. Step 5: Solve for x
    x = 45,496,176,973.74/184,045.80
  6. Step 6: Final answer
    x = 247,200.30

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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.