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Finding the Fourth Proportional to 117,797.25, 176,752.58 and 58,638.09

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Solution

The fourth proportional to 117,797.25, 176,752.58 and 58,638.09 is: 87,985.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,797.25 : 176,752.58 = 58,638.09 : x
  2. Step 2: Convert to fraction form
    117,797.25/176,752.58 = 58,638.09/x
  3. Step 3: Cross multiply
    117,797.25x = 176,752.58 × 58,638.09
  4. Step 4: Simplify right side
    117,797.25x = 10,364,433,400.58
  5. Step 5: Solve for x
    x = 10,364,433,400.58/117,797.25
  6. Step 6: Final answer
    x = 87,985.36

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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.