Home / 97,653.39-146,480.08-31,113.91

Finding the Fourth Proportional to 97,653.39, 146,480.08 and 31,113.91

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Solution

The fourth proportional to 97,653.39, 146,480.08 and 31,113.91 is: 46,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,653.39 : 146,480.08 = 31,113.91 : x
  2. Step 2: Convert to fraction form
    97,653.39/146,480.08 = 31,113.91/x
  3. Step 3: Cross multiply
    97,653.39x = 146,480.08 × 31,113.91
  4. Step 4: Simplify right side
    97,653.39x = 4,557,568,025.91
  5. Step 5: Solve for x
    x = 4,557,568,025.91/97,653.39
  6. Step 6: Final answer
    x = 46,670.86

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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.