Home / 82,782.86-114,256.09-46,976.20

Finding the Fourth Proportional to 82,782.86, 114,256.09 and 46,976.20

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Solution

The fourth proportional to 82,782.86, 114,256.09 and 46,976.20 is: 64,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,782.86 : 114,256.09 = 46,976.20 : x
  2. Step 2: Convert to fraction form
    82,782.86/114,256.09 = 46,976.20/x
  3. Step 3: Cross multiply
    82,782.86x = 114,256.09 × 46,976.20
  4. Step 4: Simplify right side
    82,782.86x = 5,367,317,482.95
  5. Step 5: Solve for x
    x = 5,367,317,482.95/82,782.86
  6. Step 6: Final answer
    x = 64,836.10

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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.