Home / 106,298.94-146,605.28-77,586.33

Finding the Fourth Proportional to 106,298.94, 146,605.28 and 77,586.33

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Solution

The fourth proportional to 106,298.94, 146,605.28 and 77,586.33 is: 107,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,298.94 : 146,605.28 = 77,586.33 : x
  2. Step 2: Convert to fraction form
    106,298.94/146,605.28 = 77,586.33/x
  3. Step 3: Cross multiply
    106,298.94x = 146,605.28 × 77,586.33
  4. Step 4: Simplify right side
    106,298.94x = 11,374,565,245.89
  5. Step 5: Solve for x
    x = 11,374,565,245.89/106,298.94
  6. Step 6: Final answer
    x = 107,005.44

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1.5x scale

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.