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Finding the Fourth Proportional to 93,750.17, 140,596.08 and 31,406.09

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Solution

The fourth proportional to 93,750.17, 140,596.08 and 31,406.09 is: 47,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,750.17 : 140,596.08 = 31,406.09 : x
  2. Step 2: Convert to fraction form
    93,750.17/140,596.08 = 31,406.09/x
  3. Step 3: Cross multiply
    93,750.17x = 140,596.08 × 31,406.09
  4. Step 4: Simplify right side
    93,750.17x = 4,415,572,439.15
  5. Step 5: Solve for x
    x = 4,415,572,439.15/93,750.17
  6. Step 6: Final answer
    x = 47,099.36

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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.