Home / 118,087.04-177,112.30-43,189.67

Finding the Fourth Proportional to 118,087.04, 177,112.30 and 43,189.67

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Solution

The fourth proportional to 118,087.04, 177,112.30 and 43,189.67 is: 64,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,087.04 : 177,112.30 = 43,189.67 : x
  2. Step 2: Convert to fraction form
    118,087.04/177,112.30 = 43,189.67/x
  3. Step 3: Cross multiply
    118,087.04x = 177,112.30 × 43,189.67
  4. Step 4: Simplify right side
    118,087.04x = 7,649,421,088.00
  5. Step 5: Solve for x
    x = 7,649,421,088.00/118,087.04
  6. Step 6: Final answer
    x = 64,777.82

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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.