Home / 54,859.12-75,648.96-46,927.60

Finding the Fourth Proportional to 54,859.12, 75,648.96 and 46,927.60

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Solution

The fourth proportional to 54,859.12, 75,648.96 and 46,927.60 is: 64,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859.12 : 75,648.96 = 46,927.60 : x
  2. Step 2: Convert to fraction form
    54,859.12/75,648.96 = 46,927.60/x
  3. Step 3: Cross multiply
    54,859.12x = 75,648.96 × 46,927.60
  4. Step 4: Simplify right side
    54,859.12x = 3,550,024,135.30
  5. Step 5: Solve for x
    x = 3,550,024,135.30/54,859.12
  6. Step 6: Final answer
    x = 64,711.65

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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.