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Finding the Fourth Proportional to 93,980.16, 140,819.04 and 64,297.44

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Solution

The fourth proportional to 93,980.16, 140,819.04 and 64,297.44 is: 96,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,980.16 : 140,819.04 = 64,297.44 : x
  2. Step 2: Convert to fraction form
    93,980.16/140,819.04 = 64,297.44/x
  3. Step 3: Cross multiply
    93,980.16x = 140,819.04 × 64,297.44
  4. Step 4: Simplify right side
    93,980.16x = 9,054,303,775.26
  5. Step 5: Solve for x
    x = 9,054,303,775.26/93,980.16
  6. Step 6: Final answer
    x = 96,342.72

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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.