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Finding the Fourth Proportional to 93,226.58, 139,785.86 and 63,680.12

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Solution

The fourth proportional to 93,226.58, 139,785.86 and 63,680.12 is: 95,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,226.58 : 139,785.86 = 63,680.12 : x
  2. Step 2: Convert to fraction form
    93,226.58/139,785.86 = 63,680.12/x
  3. Step 3: Cross multiply
    93,226.58x = 139,785.86 × 63,680.12
  4. Step 4: Simplify right side
    93,226.58x = 8,901,580,339.10
  5. Step 5: Solve for x
    x = 8,901,580,339.10/93,226.58
  6. Step 6: Final answer
    x = 95,483.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.