Home / 345,051.03-517,797.81-167,461.23

Finding the Fourth Proportional to 345,051.03, 517,797.81 and 167,461.23

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Solution

The fourth proportional to 345,051.03, 517,797.81 and 167,461.23 is: 251,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,051.03 : 517,797.81 = 167,461.23 : x
  2. Step 2: Convert to fraction form
    345,051.03/517,797.81 = 167,461.23/x
  3. Step 3: Cross multiply
    345,051.03x = 517,797.81 × 167,461.23
  4. Step 4: Simplify right side
    345,051.03x = 86,711,058,153.91
  5. Step 5: Solve for x
    x = 86,711,058,153.91/345,051.03
  6. Step 6: Final answer
    x = 251,299.23

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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.