Home / 94,721.85-142,085.84-49,731.82

Finding the Fourth Proportional to 94,721.85, 142,085.84 and 49,731.82

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Solution

The fourth proportional to 94,721.85, 142,085.84 and 49,731.82 is: 74,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.85 : 142,085.84 = 49,731.82 : x
  2. Step 2: Convert to fraction form
    94,721.85/142,085.84 = 49,731.82/x
  3. Step 3: Cross multiply
    94,721.85x = 142,085.84 × 49,731.82
  4. Step 4: Simplify right side
    94,721.85x = 7,066,186,460.34
  5. Step 5: Solve for x
    x = 7,066,186,460.34/94,721.85
  6. Step 6: Final answer
    x = 74,599.33

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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.