Home / 270,341.18-373,055.78-149,475.21

Finding the Fourth Proportional to 270,341.18, 373,055.78 and 149,475.21

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Solution

The fourth proportional to 270,341.18, 373,055.78 and 149,475.21 is: 206,267.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,341.18 : 373,055.78 = 149,475.21 : x
  2. Step 2: Convert to fraction form
    270,341.18/373,055.78 = 149,475.21/x
  3. Step 3: Cross multiply
    270,341.18x = 373,055.78 × 149,475.21
  4. Step 4: Simplify right side
    270,341.18x = 55,762,590,309.84
  5. Step 5: Solve for x
    x = 55,762,590,309.84/270,341.18
  6. Step 6: Final answer
    x = 206,267.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.