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Finding the Fourth Proportional to 178,457.56, 246,560.70 and 151,880.92

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Solution

The fourth proportional to 178,457.56, 246,560.70 and 151,880.92 is: 209,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,457.56 : 246,560.70 = 151,880.92 : x
  2. Step 2: Convert to fraction form
    178,457.56/246,560.70 = 151,880.92/x
  3. Step 3: Cross multiply
    178,457.56x = 246,560.70 × 151,880.92
  4. Step 4: Simplify right side
    178,457.56x = 37,447,865,951.84
  5. Step 5: Solve for x
    x = 37,447,865,951.84/178,457.56
  6. Step 6: Final answer
    x = 209,841.86

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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.