Home / 180,139.55-270,117.60-60,153.36

Finding the Fourth Proportional to 180,139.55, 270,117.60 and 60,153.36

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Solution

The fourth proportional to 180,139.55, 270,117.60 and 60,153.36 is: 90,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,139.55 : 270,117.60 = 60,153.36 : x
  2. Step 2: Convert to fraction form
    180,139.55/270,117.60 = 60,153.36/x
  3. Step 3: Cross multiply
    180,139.55x = 270,117.60 × 60,153.36
  4. Step 4: Simplify right side
    180,139.55x = 16,248,481,235.14
  5. Step 5: Solve for x
    x = 16,248,481,235.14/180,139.55
  6. Step 6: Final answer
    x = 90,199.41

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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.