Home / 80,210.75-110,693.43-46,216.59

Finding the Fourth Proportional to 80,210.75, 110,693.43 and 46,216.59

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Solution

The fourth proportional to 80,210.75, 110,693.43 and 46,216.59 is: 63,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,210.75 : 110,693.43 = 46,216.59 : x
  2. Step 2: Convert to fraction form
    80,210.75/110,693.43 = 46,216.59/x
  3. Step 3: Cross multiply
    80,210.75x = 110,693.43 × 46,216.59
  4. Step 4: Simplify right side
    80,210.75x = 5,115,872,870.00
  5. Step 5: Solve for x
    x = 5,115,872,870.00/80,210.75
  6. Step 6: Final answer
    x = 63,780.39

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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.