Home / 75,550.79-104,218.67-46,860.55

Finding the Fourth Proportional to 75,550.79, 104,218.67 and 46,860.55

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Solution

The fourth proportional to 75,550.79, 104,218.67 and 46,860.55 is: 64,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,550.79 : 104,218.67 = 46,860.55 : x
  2. Step 2: Convert to fraction form
    75,550.79/104,218.67 = 46,860.55/x
  3. Step 3: Cross multiply
    75,550.79x = 104,218.67 × 46,860.55
  4. Step 4: Simplify right side
    75,550.79x = 4,883,744,053.07
  5. Step 5: Solve for x
    x = 4,883,744,053.07/75,550.79
  6. Step 6: Final answer
    x = 64,641.86

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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.