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Finding the Fourth Proportional to 178,866.58, 246,689.40 and 110,836.30

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Solution

The fourth proportional to 178,866.58, 246,689.40 and 110,836.30 is: 152,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,866.58 : 246,689.40 = 110,836.30 : x
  2. Step 2: Convert to fraction form
    178,866.58/246,689.40 = 110,836.30/x
  3. Step 3: Cross multiply
    178,866.58x = 246,689.40 × 110,836.30
  4. Step 4: Simplify right side
    178,866.58x = 27,342,140,345.22
  5. Step 5: Solve for x
    x = 27,342,140,345.22/178,866.58
  6. Step 6: Final answer
    x = 152,863.33

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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.