Home / 145,918.41-218,884.17-44,709.05

Finding the Fourth Proportional to 145,918.41, 218,884.17 and 44,709.05

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Solution

The fourth proportional to 145,918.41, 218,884.17 and 44,709.05 is: 67,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,918.41 : 218,884.17 = 44,709.05 : x
  2. Step 2: Convert to fraction form
    145,918.41/218,884.17 = 44,709.05/x
  3. Step 3: Cross multiply
    145,918.41x = 218,884.17 × 44,709.05
  4. Step 4: Simplify right side
    145,918.41x = 9,786,102,094.55
  5. Step 5: Solve for x
    x = 9,786,102,094.55/145,918.41
  6. Step 6: Final answer
    x = 67,065.58

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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.