Home / 83,312.03-114,970.48-45,071.49

Finding the Fourth Proportional to 83,312.03, 114,970.48 and 45,071.49

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Solution

The fourth proportional to 83,312.03, 114,970.48 and 45,071.49 is: 62,198.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,312.03 : 114,970.48 = 45,071.49 : x
  2. Step 2: Convert to fraction form
    83,312.03/114,970.48 = 45,071.49/x
  3. Step 3: Cross multiply
    83,312.03x = 114,970.48 × 45,071.49
  4. Step 4: Simplify right side
    83,312.03x = 5,181,890,839.62
  5. Step 5: Solve for x
    x = 5,181,890,839.62/83,312.03
  6. Step 6: Final answer
    x = 62,198.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.