Home / 83,065.20-114,629.78-46,763.72

Finding the Fourth Proportional to 83,065.20, 114,629.78 and 46,763.72

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Solution

The fourth proportional to 83,065.20, 114,629.78 and 46,763.72 is: 64,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,065.20 : 114,629.78 = 46,763.72 : x
  2. Step 2: Convert to fraction form
    83,065.20/114,629.78 = 46,763.72/x
  3. Step 3: Cross multiply
    83,065.20x = 114,629.78 × 46,763.72
  4. Step 4: Simplify right side
    83,065.20x = 5,360,514,935.58
  5. Step 5: Solve for x
    x = 5,360,514,935.58/83,065.20
  6. Step 6: Final answer
    x = 64,533.82

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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.