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Finding the Fourth Proportional to 178,722.77, 246,636.53 and 97,050.30

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Solution

The fourth proportional to 178,722.77, 246,636.53 and 97,050.30 is: 133,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,722.77 : 246,636.53 = 97,050.30 : x
  2. Step 2: Convert to fraction form
    178,722.77/246,636.53 = 97,050.30/x
  3. Step 3: Cross multiply
    178,722.77x = 246,636.53 × 97,050.30
  4. Step 4: Simplify right side
    178,722.77x = 23,936,149,652.05
  5. Step 5: Solve for x
    x = 23,936,149,652.05/178,722.77
  6. Step 6: Final answer
    x = 133,928.93

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1.5x scale

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.