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Finding the Fourth Proportional to 70,039, 96,653.82 and 44,888.50

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Solution

The fourth proportional to 70,039, 96,653.82 and 44,888.50 is: 61,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,039 : 96,653.82 = 44,888.50 : x
  2. Step 2: Convert to fraction form
    70,039/96,653.82 = 44,888.50/x
  3. Step 3: Cross multiply
    70,039x = 96,653.82 × 44,888.50
  4. Step 4: Simplify right side
    70,039x = 4,338,644,999.07
  5. Step 5: Solve for x
    x = 4,338,644,999.07/70,039
  6. Step 6: Final answer
    x = 61,946.13

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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.