Home / 122,981.28-184,488-44,104.32

Finding the Fourth Proportional to 122,981.28, 184,488 and 44,104.32

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Solution

The fourth proportional to 122,981.28, 184,488 and 44,104.32 is: 66,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,981.28 : 184,488 = 44,104.32 : x
  2. Step 2: Convert to fraction form
    122,981.28/184,488 = 44,104.32/x
  3. Step 3: Cross multiply
    122,981.28x = 184,488 × 44,104.32
  4. Step 4: Simplify right side
    122,981.28x = 8,136,717,788.16
  5. Step 5: Solve for x
    x = 8,136,717,788.16/122,981.28
  6. Step 6: Final answer
    x = 66,162.25

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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.