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Finding the Fourth Proportional to 102,058.82, 153,157.88 and 35,498.28

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Solution

The fourth proportional to 102,058.82, 153,157.88 and 35,498.28 is: 53,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,058.82 : 153,157.88 = 35,498.28 : x
  2. Step 2: Convert to fraction form
    102,058.82/153,157.88 = 35,498.28/x
  3. Step 3: Cross multiply
    102,058.82x = 153,157.88 × 35,498.28
  4. Step 4: Simplify right side
    102,058.82x = 5,436,841,130.96
  5. Step 5: Solve for x
    x = 5,436,841,130.96/102,058.82
  6. Step 6: Final answer
    x = 53,271.65

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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.