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Finding the Fourth Proportional to 178,491.56, 246,485.04 and 114,941.12

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Solution

The fourth proportional to 178,491.56, 246,485.04 and 114,941.12 is: 158,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,491.56 : 246,485.04 = 114,941.12 : x
  2. Step 2: Convert to fraction form
    178,491.56/246,485.04 = 114,941.12/x
  3. Step 3: Cross multiply
    178,491.56x = 246,485.04 × 114,941.12
  4. Step 4: Simplify right side
    178,491.56x = 28,331,266,560.84
  5. Step 5: Solve for x
    x = 28,331,266,560.84/178,491.56
  6. Step 6: Final answer
    x = 158,726.09

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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.