Home / 331,118.07-496,681.86-94,460.78

Finding the Fourth Proportional to 331,118.07, 496,681.86 and 94,460.78

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Solution

The fourth proportional to 331,118.07, 496,681.86 and 94,460.78 is: 141,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,118.07 : 496,681.86 = 94,460.78 : x
  2. Step 2: Convert to fraction form
    331,118.07/496,681.86 = 94,460.78/x
  3. Step 3: Cross multiply
    331,118.07x = 496,681.86 × 94,460.78
  4. Step 4: Simplify right side
    331,118.07x = 46,916,953,424.04
  5. Step 5: Solve for x
    x = 46,916,953,424.04/331,118.07
  6. Step 6: Final answer
    x = 141,692.52

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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.