Home / 76,051.63-114,068.73-19,897.16

Finding the Fourth Proportional to 76,051.63, 114,068.73 and 19,897.16

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Solution

The fourth proportional to 76,051.63, 114,068.73 and 19,897.16 is: 29,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,051.63 : 114,068.73 = 19,897.16 : x
  2. Step 2: Convert to fraction form
    76,051.63/114,068.73 = 19,897.16/x
  3. Step 3: Cross multiply
    76,051.63x = 114,068.73 × 19,897.16
  4. Step 4: Simplify right side
    76,051.63x = 2,269,643,436.89
  5. Step 5: Solve for x
    x = 2,269,643,436.89/76,051.63
  6. Step 6: Final answer
    x = 29,843.46

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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.