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Finding the Fourth Proportional to 117,525.44, 176,322.72 and 47,368.64

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Solution

The fourth proportional to 117,525.44, 176,322.72 and 47,368.64 is: 71,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,525.44 : 176,322.72 = 47,368.64 : x
  2. Step 2: Convert to fraction form
    117,525.44/176,322.72 = 47,368.64/x
  3. Step 3: Cross multiply
    117,525.44x = 176,322.72 × 47,368.64
  4. Step 4: Simplify right side
    117,525.44x = 8,352,167,447.50
  5. Step 5: Solve for x
    x = 8,352,167,447.50/117,525.44
  6. Step 6: Final answer
    x = 71,066.89

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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.