Home / 93,931.44-140,808.96-31,558.32

Finding the Fourth Proportional to 93,931.44, 140,808.96 and 31,558.32

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Solution

The fourth proportional to 93,931.44, 140,808.96 and 31,558.32 is: 47,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,931.44 : 140,808.96 = 31,558.32 : x
  2. Step 2: Convert to fraction form
    93,931.44/140,808.96 = 31,558.32/x
  3. Step 3: Cross multiply
    93,931.44x = 140,808.96 × 31,558.32
  4. Step 4: Simplify right side
    93,931.44x = 4,443,694,218.55
  5. Step 5: Solve for x
    x = 4,443,694,218.55/93,931.44
  6. Step 6: Final answer
    x = 47,307.85

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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.