Home / 118,612.90-177,867.48-35,487.46

Finding the Fourth Proportional to 118,612.90, 177,867.48 and 35,487.46

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Solution

The fourth proportional to 118,612.90, 177,867.48 and 35,487.46 is: 53,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,612.90 : 177,867.48 = 35,487.46 : x
  2. Step 2: Convert to fraction form
    118,612.90/177,867.48 = 35,487.46/x
  3. Step 3: Cross multiply
    118,612.90x = 177,867.48 × 35,487.46
  4. Step 4: Simplify right side
    118,612.90x = 6,312,065,081.80
  5. Step 5: Solve for x
    x = 6,312,065,081.80/118,612.90
  6. Step 6: Final answer
    x = 53,215.67

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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.