Home / 314,229.08-471,282.74-122,103.16

Finding the Fourth Proportional to 314,229.08, 471,282.74 and 122,103.16

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Solution

The fourth proportional to 314,229.08, 471,282.74 and 122,103.16 is: 183,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,229.08 : 471,282.74 = 122,103.16 : x
  2. Step 2: Convert to fraction form
    314,229.08/471,282.74 = 122,103.16/x
  3. Step 3: Cross multiply
    314,229.08x = 471,282.74 × 122,103.16
  4. Step 4: Simplify right side
    314,229.08x = 57,545,111,807.46
  5. Step 5: Solve for x
    x = 57,545,111,807.46/314,229.08
  6. Step 6: Final answer
    x = 183,131.08

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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.