Home / 174,667.20-262,000.80-139,675.20

Finding the Fourth Proportional to 174,667.20, 262,000.80 and 139,675.20

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Solution

The fourth proportional to 174,667.20, 262,000.80 and 139,675.20 is: 209,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,667.20 : 262,000.80 = 139,675.20 : x
  2. Step 2: Convert to fraction form
    174,667.20/262,000.80 = 139,675.20/x
  3. Step 3: Cross multiply
    174,667.20x = 262,000.80 × 139,675.20
  4. Step 4: Simplify right side
    174,667.20x = 36,595,014,140.16
  5. Step 5: Solve for x
    x = 36,595,014,140.16/174,667.20
  6. Step 6: Final answer
    x = 209,512.80

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1.5x scale

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.