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Finding the Fourth Proportional to 61,448.69, 84,807.27 and 34,596.45

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Solution

The fourth proportional to 61,448.69, 84,807.27 and 34,596.45 is: 47,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,448.69 : 84,807.27 = 34,596.45 : x
  2. Step 2: Convert to fraction form
    61,448.69/84,807.27 = 34,596.45/x
  3. Step 3: Cross multiply
    61,448.69x = 84,807.27 × 34,596.45
  4. Step 4: Simplify right side
    61,448.69x = 2,934,030,476.19
  5. Step 5: Solve for x
    x = 2,934,030,476.19/61,448.69
  6. Step 6: Final answer
    x = 47,747.65

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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.