Home / 216,627.72-298,826.12-125,973.72

Finding the Fourth Proportional to 216,627.72, 298,826.12 and 125,973.72

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Solution

The fourth proportional to 216,627.72, 298,826.12 and 125,973.72 is: 173,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,627.72 : 298,826.12 = 125,973.72 : x
  2. Step 2: Convert to fraction form
    216,627.72/298,826.12 = 125,973.72/x
  3. Step 3: Cross multiply
    216,627.72x = 298,826.12 × 125,973.72
  4. Step 4: Simplify right side
    216,627.72x = 37,644,237,969.57
  5. Step 5: Solve for x
    x = 37,644,237,969.57/216,627.72
  6. Step 6: Final answer
    x = 173,773.87

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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.