Home / 242,670.12-364,005.72-109,395.44

Finding the Fourth Proportional to 242,670.12, 364,005.72 and 109,395.44

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Solution

The fourth proportional to 242,670.12, 364,005.72 and 109,395.44 is: 164,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,670.12 : 364,005.72 = 109,395.44 : x
  2. Step 2: Convert to fraction form
    242,670.12/364,005.72 = 109,395.44/x
  3. Step 3: Cross multiply
    242,670.12x = 364,005.72 × 109,395.44
  4. Step 4: Simplify right side
    242,670.12x = 39,820,565,901.92
  5. Step 5: Solve for x
    x = 39,820,565,901.92/242,670.12
  6. Step 6: Final answer
    x = 164,093.40

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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.