Home / 251,747.34-377,622-101,990.46

Finding the Fourth Proportional to 251,747.34, 377,622 and 101,990.46

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Solution

The fourth proportional to 251,747.34, 377,622 and 101,990.46 is: 152,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,747.34 : 377,622 = 101,990.46 : x
  2. Step 2: Convert to fraction form
    251,747.34/377,622 = 101,990.46/x
  3. Step 3: Cross multiply
    251,747.34x = 377,622 × 101,990.46
  4. Step 4: Simplify right side
    251,747.34x = 38,513,841,486.12
  5. Step 5: Solve for x
    x = 38,513,841,486.12/251,747.34
  6. Step 6: Final answer
    x = 152,986.09

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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.