Home / 167,316.84-230,819.22-103,631.40

Finding the Fourth Proportional to 167,316.84, 230,819.22 and 103,631.40

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Solution

The fourth proportional to 167,316.84, 230,819.22 and 103,631.40 is: 142,963.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,316.84 : 230,819.22 = 103,631.40 : x
  2. Step 2: Convert to fraction form
    167,316.84/230,819.22 = 103,631.40/x
  3. Step 3: Cross multiply
    167,316.84x = 230,819.22 × 103,631.40
  4. Step 4: Simplify right side
    167,316.84x = 23,920,118,915.51
  5. Step 5: Solve for x
    x = 23,920,118,915.51/167,316.84
  6. Step 6: Final answer
    x = 142,963.01

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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.