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Finding the Fourth Proportional to 242,047.98, 334,000.62 and 134,600.64

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Solution

The fourth proportional to 242,047.98, 334,000.62 and 134,600.64 is: 185,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,047.98 : 334,000.62 = 134,600.64 : x
  2. Step 2: Convert to fraction form
    242,047.98/334,000.62 = 134,600.64/x
  3. Step 3: Cross multiply
    242,047.98x = 334,000.62 × 134,600.64
  4. Step 4: Simplify right side
    242,047.98x = 44,956,697,212.40
  5. Step 5: Solve for x
    x = 44,956,697,212.40/242,047.98
  6. Step 6: Final answer
    x = 185,734.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.