Home / 242,607.72-334,794.23-135,175.46

Finding the Fourth Proportional to 242,607.72, 334,794.23 and 135,175.46

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Solution

The fourth proportional to 242,607.72, 334,794.23 and 135,175.46 is: 186,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,607.72 : 334,794.23 = 135,175.46 : x
  2. Step 2: Convert to fraction form
    242,607.72/334,794.23 = 135,175.46/x
  3. Step 3: Cross multiply
    242,607.72x = 334,794.23 × 135,175.46
  4. Step 4: Simplify right side
    242,607.72x = 45,255,961,695.75
  5. Step 5: Solve for x
    x = 45,255,961,695.75/242,607.72
  6. Step 6: Final answer
    x = 186,539.66

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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.