Home / 227,756.76-314,048.70-147,078.36

Finding the Fourth Proportional to 227,756.76, 314,048.70 and 147,078.36

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Solution

The fourth proportional to 227,756.76, 314,048.70 and 147,078.36 is: 202,803.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,756.76 : 314,048.70 = 147,078.36 : x
  2. Step 2: Convert to fraction form
    227,756.76/314,048.70 = 147,078.36/x
  3. Step 3: Cross multiply
    227,756.76x = 314,048.70 × 147,078.36
  4. Step 4: Simplify right side
    227,756.76x = 46,189,767,756.13
  5. Step 5: Solve for x
    x = 46,189,767,756.13/227,756.76
  6. Step 6: Final answer
    x = 202,803.06

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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.