Home / 347,303.88-520,935.66-134,030.07

Finding the Fourth Proportional to 347,303.88, 520,935.66 and 134,030.07

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Solution

The fourth proportional to 347,303.88, 520,935.66 and 134,030.07 is: 201,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,303.88 : 520,935.66 = 134,030.07 : x
  2. Step 2: Convert to fraction form
    347,303.88/520,935.66 = 134,030.07/x
  3. Step 3: Cross multiply
    347,303.88x = 520,935.66 × 134,030.07
  4. Step 4: Simplify right side
    347,303.88x = 69,821,042,975.30
  5. Step 5: Solve for x
    x = 69,821,042,975.30/347,303.88
  6. Step 6: Final answer
    x = 201,037.32

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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.