Home / 212,684.21-319,055.48-94,352.93

Finding the Fourth Proportional to 212,684.21, 319,055.48 and 94,352.93

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Solution

The fourth proportional to 212,684.21, 319,055.48 and 94,352.93 is: 141,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,684.21 : 319,055.48 = 94,352.93 : x
  2. Step 2: Convert to fraction form
    212,684.21/319,055.48 = 94,352.93/x
  3. Step 3: Cross multiply
    212,684.21x = 319,055.48 × 94,352.93
  4. Step 4: Simplify right side
    212,684.21x = 30,103,817,303.51
  5. Step 5: Solve for x
    x = 30,103,817,303.51/212,684.21
  6. Step 6: Final answer
    x = 141,542.33

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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.