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Finding the Fourth Proportional to 110,070.56, 151,897.56 and 62,326.64

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Solution

The fourth proportional to 110,070.56, 151,897.56 and 62,326.64 is: 86,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,070.56 : 151,897.56 = 62,326.64 : x
  2. Step 2: Convert to fraction form
    110,070.56/151,897.56 = 62,326.64/x
  3. Step 3: Cross multiply
    110,070.56x = 151,897.56 × 62,326.64
  4. Step 4: Simplify right side
    110,070.56x = 9,467,264,539.00
  5. Step 5: Solve for x
    x = 9,467,264,539.00/110,070.56
  6. Step 6: Final answer
    x = 86,010.87

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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.