Home / 118,077.20-177,145.77-34,971.20

Finding the Fourth Proportional to 118,077.20, 177,145.77 and 34,971.20

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Solution

The fourth proportional to 118,077.20, 177,145.77 and 34,971.20 is: 52,465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,077.20 : 177,145.77 = 34,971.20 : x
  2. Step 2: Convert to fraction form
    118,077.20/177,145.77 = 34,971.20/x
  3. Step 3: Cross multiply
    118,077.20x = 177,145.77 × 34,971.20
  4. Step 4: Simplify right side
    118,077.20x = 6,194,999,266.10
  5. Step 5: Solve for x
    x = 6,194,999,266.10/118,077.20
  6. Step 6: Final answer
    x = 52,465.67

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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.