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Finding the Fourth Proportional to 58,722, 88,092.18 and 19,270.14

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Solution

The fourth proportional to 58,722, 88,092.18 and 19,270.14 is: 28,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,722 : 88,092.18 = 19,270.14 : x
  2. Step 2: Convert to fraction form
    58,722/88,092.18 = 19,270.14/x
  3. Step 3: Cross multiply
    58,722x = 88,092.18 × 19,270.14
  4. Step 4: Simplify right side
    58,722x = 1,697,548,641.51
  5. Step 5: Solve for x
    x = 1,697,548,641.51/58,722
  6. Step 6: Final answer
    x = 28,908.22

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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.