Home / 122,685.62-184,028.46-38,445.77

Finding the Fourth Proportional to 122,685.62, 184,028.46 and 38,445.77

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Solution

The fourth proportional to 122,685.62, 184,028.46 and 38,445.77 is: 57,668.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,685.62 : 184,028.46 = 38,445.77 : x
  2. Step 2: Convert to fraction form
    122,685.62/184,028.46 = 38,445.77/x
  3. Step 3: Cross multiply
    122,685.62x = 184,028.46 × 38,445.77
  4. Step 4: Simplify right side
    122,685.62x = 7,075,115,846.61
  5. Step 5: Solve for x
    x = 7,075,115,846.61/122,685.62
  6. Step 6: Final answer
    x = 57,668.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.