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Finding the Fourth Proportional to 93,656.25, 140,484.51 and 38,252.25

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Solution

The fourth proportional to 93,656.25, 140,484.51 and 38,252.25 is: 57,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,656.25 : 140,484.51 = 38,252.25 : x
  2. Step 2: Convert to fraction form
    93,656.25/140,484.51 = 38,252.25/x
  3. Step 3: Cross multiply
    93,656.25x = 140,484.51 × 38,252.25
  4. Step 4: Simplify right side
    93,656.25x = 5,373,848,597.65
  5. Step 5: Solve for x
    x = 5,373,848,597.65/93,656.25
  6. Step 6: Final answer
    x = 57,378.43

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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.