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Finding the Fourth Proportional to 114,365.64, 171,506.34 and 39,466.68

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Solution

The fourth proportional to 114,365.64, 171,506.34 and 39,466.68 is: 59,185.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,365.64 : 171,506.34 = 39,466.68 : x
  2. Step 2: Convert to fraction form
    114,365.64/171,506.34 = 39,466.68/x
  3. Step 3: Cross multiply
    114,365.64x = 171,506.34 × 39,466.68
  4. Step 4: Simplify right side
    114,365.64x = 6,768,785,838.75
  5. Step 5: Solve for x
    x = 6,768,785,838.75/114,365.64
  6. Step 6: Final answer
    x = 59,185.48

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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.