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Finding the Fourth Proportional to 167,887.42, 251,858.48 and 49,570.72

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Solution

The fourth proportional to 167,887.42, 251,858.48 and 49,570.72 is: 74,364.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,887.42 : 251,858.48 = 49,570.72 : x
  2. Step 2: Convert to fraction form
    167,887.42/251,858.48 = 49,570.72/x
  3. Step 3: Cross multiply
    167,887.42x = 251,858.48 × 49,570.72
  4. Step 4: Simplify right side
    167,887.42x = 12,484,806,191.71
  5. Step 5: Solve for x
    x = 12,484,806,191.71/167,887.42
  6. Step 6: Final answer
    x = 74,364.16

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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.