Home / 252,686.23-348,737.57-143,817.03

Finding the Fourth Proportional to 252,686.23, 348,737.57 and 143,817.03

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Solution

The fourth proportional to 252,686.23, 348,737.57 and 143,817.03 is: 198,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,686.23 : 348,737.57 = 143,817.03 : x
  2. Step 2: Convert to fraction form
    252,686.23/348,737.57 = 143,817.03/x
  3. Step 3: Cross multiply
    252,686.23x = 348,737.57 × 143,817.03
  4. Step 4: Simplify right side
    252,686.23x = 50,154,401,566.82
  5. Step 5: Solve for x
    x = 50,154,401,566.82/252,686.23
  6. Step 6: Final answer
    x = 198,484.90

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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.