Home / 301,257.48-451,897.98-90,895.44

Finding the Fourth Proportional to 301,257.48, 451,897.98 and 90,895.44

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Solution

The fourth proportional to 301,257.48, 451,897.98 and 90,895.44 is: 136,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,257.48 : 451,897.98 = 90,895.44 : x
  2. Step 2: Convert to fraction form
    301,257.48/451,897.98 = 90,895.44/x
  3. Step 3: Cross multiply
    301,257.48x = 451,897.98 × 90,895.44
  4. Step 4: Simplify right side
    301,257.48x = 41,075,465,727.21
  5. Step 5: Solve for x
    x = 41,075,465,727.21/301,257.48
  6. Step 6: Final answer
    x = 136,346.71

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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.