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Finding the Fourth Proportional to 178,679.60, 246,498.96 and 110,678.48

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Solution

The fourth proportional to 178,679.60, 246,498.96 and 110,678.48 is: 152,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,679.60 : 246,498.96 = 110,678.48 : x
  2. Step 2: Convert to fraction form
    178,679.60/246,498.96 = 110,678.48/x
  3. Step 3: Cross multiply
    178,679.60x = 246,498.96 × 110,678.48
  4. Step 4: Simplify right side
    178,679.60x = 27,282,130,214.38
  5. Step 5: Solve for x
    x = 27,282,130,214.38/178,679.60
  6. Step 6: Final answer
    x = 152,687.44

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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.