Home / 216,435.85-298,675.74-120,943.33

Finding the Fourth Proportional to 216,435.85, 298,675.74 and 120,943.33

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Solution

The fourth proportional to 216,435.85, 298,675.74 and 120,943.33 is: 166,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,435.85 : 298,675.74 = 120,943.33 : x
  2. Step 2: Convert to fraction form
    216,435.85/298,675.74 = 120,943.33/x
  3. Step 3: Cross multiply
    216,435.85x = 298,675.74 × 120,943.33
  4. Step 4: Simplify right side
    216,435.85x = 36,122,838,585.81
  5. Step 5: Solve for x
    x = 36,122,838,585.81/216,435.85
  6. Step 6: Final answer
    x = 166,898.59

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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.