Home / 228,134.88-342,056.52-109,570.32

Finding the Fourth Proportional to 228,134.88, 342,056.52 and 109,570.32

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Solution

The fourth proportional to 228,134.88, 342,056.52 and 109,570.32 is: 164,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,134.88 : 342,056.52 = 109,570.32 : x
  2. Step 2: Convert to fraction form
    228,134.88/342,056.52 = 109,570.32/x
  3. Step 3: Cross multiply
    228,134.88x = 342,056.52 × 109,570.32
  4. Step 4: Simplify right side
    228,134.88x = 37,479,242,354.49
  5. Step 5: Solve for x
    x = 37,479,242,354.49/228,134.88
  6. Step 6: Final answer
    x = 164,285.45

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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.