Home / 117,175.27-175,707.69-42,285.64

Finding the Fourth Proportional to 117,175.27, 175,707.69 and 42,285.64

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Solution

The fourth proportional to 117,175.27, 175,707.69 and 42,285.64 is: 63,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,175.27 : 175,707.69 = 42,285.64 : x
  2. Step 2: Convert to fraction form
    117,175.27/175,707.69 = 42,285.64/x
  3. Step 3: Cross multiply
    117,175.27x = 175,707.69 × 42,285.64
  4. Step 4: Simplify right side
    117,175.27x = 7,429,912,124.57
  5. Step 5: Solve for x
    x = 7,429,912,124.57/117,175.27
  6. Step 6: Final answer
    x = 63,408.53

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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.