Home / 55,451.74-76,620.99-48,365.86

Finding the Fourth Proportional to 55,451.74, 76,620.99 and 48,365.86

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Solution

The fourth proportional to 55,451.74, 76,620.99 and 48,365.86 is: 66,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.74 : 76,620.99 = 48,365.86 : x
  2. Step 2: Convert to fraction form
    55,451.74/76,620.99 = 48,365.86/x
  3. Step 3: Cross multiply
    55,451.74x = 76,620.99 × 48,365.86
  4. Step 4: Simplify right side
    55,451.74x = 3,705,840,075.40
  5. Step 5: Solve for x
    x = 3,705,840,075.40/55,451.74
  6. Step 6: Final answer
    x = 66,830.01

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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.