Home / 147,960.42-221,973.44-42,771.39

Finding the Fourth Proportional to 147,960.42, 221,973.44 and 42,771.39

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Solution

The fourth proportional to 147,960.42, 221,973.44 and 42,771.39 is: 64,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,960.42 : 221,973.44 = 42,771.39 : x
  2. Step 2: Convert to fraction form
    147,960.42/221,973.44 = 42,771.39/x
  3. Step 3: Cross multiply
    147,960.42x = 221,973.44 × 42,771.39
  4. Step 4: Simplify right side
    147,960.42x = 9,494,112,358.02
  5. Step 5: Solve for x
    x = 9,494,112,358.02/147,960.42
  6. Step 6: Final answer
    x = 64,166.57

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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.