Home / 94,892.96-142,291.08-31,690.36

Finding the Fourth Proportional to 94,892.96, 142,291.08 and 31,690.36

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Solution

The fourth proportional to 94,892.96, 142,291.08 and 31,690.36 is: 47,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,892.96 : 142,291.08 = 31,690.36 : x
  2. Step 2: Convert to fraction form
    94,892.96/142,291.08 = 31,690.36/x
  3. Step 3: Cross multiply
    94,892.96x = 142,291.08 × 31,690.36
  4. Step 4: Simplify right side
    94,892.96x = 4,509,255,549.99
  5. Step 5: Solve for x
    x = 4,509,255,549.99/94,892.96
  6. Step 6: Final answer
    x = 47,519.39

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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.