Home / 84,891.42-117,149.92-46,653.55

Finding the Fourth Proportional to 84,891.42, 117,149.92 and 46,653.55

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Solution

The fourth proportional to 84,891.42, 117,149.92 and 46,653.55 is: 64,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,891.42 : 117,149.92 = 46,653.55 : x
  2. Step 2: Convert to fraction form
    84,891.42/117,149.92 = 46,653.55/x
  3. Step 3: Cross multiply
    84,891.42x = 117,149.92 × 46,653.55
  4. Step 4: Simplify right side
    84,891.42x = 5,465,459,240.71
  5. Step 5: Solve for x
    x = 5,465,459,240.71/84,891.42
  6. Step 6: Final answer
    x = 64,381.76

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1.5x scale

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.