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Finding the Fourth Proportional to 84,898.34, 117,161.97 and 46,658.98

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Solution

The fourth proportional to 84,898.34, 117,161.97 and 46,658.98 is: 64,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,898.34 : 117,161.97 = 46,658.98 : x
  2. Step 2: Convert to fraction form
    84,898.34/117,161.97 = 46,658.98/x
  3. Step 3: Cross multiply
    84,898.34x = 117,161.97 × 46,658.98
  4. Step 4: Simplify right side
    84,898.34x = 5,466,657,986.47
  5. Step 5: Solve for x
    x = 5,466,657,986.47/84,898.34
  6. Step 6: Final answer
    x = 64,390.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.