Home / 94,895.04-142,564.47-81,609.03

Finding the Fourth Proportional to 94,895.04, 142,564.47 and 81,609.03

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Solution

The fourth proportional to 94,895.04, 142,564.47 and 81,609.03 is: 122,604.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,895.04 : 142,564.47 = 81,609.03 : x
  2. Step 2: Convert to fraction form
    94,895.04/142,564.47 = 81,609.03/x
  3. Step 3: Cross multiply
    94,895.04x = 142,564.47 × 81,609.03
  4. Step 4: Simplify right side
    94,895.04x = 11,634,548,109.16
  5. Step 5: Solve for x
    x = 11,634,548,109.16/94,895.04
  6. Step 6: Final answer
    x = 122,604.39

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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.