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Finding the Fourth Proportional to 64,705.44, 97,058.16 and 17,958.32

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Solution

The fourth proportional to 64,705.44, 97,058.16 and 17,958.32 is: 26,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,705.44 : 97,058.16 = 17,958.32 : x
  2. Step 2: Convert to fraction form
    64,705.44/97,058.16 = 17,958.32/x
  3. Step 3: Cross multiply
    64,705.44x = 97,058.16 × 17,958.32
  4. Step 4: Simplify right side
    64,705.44x = 1,743,001,495.89
  5. Step 5: Solve for x
    x = 1,743,001,495.89/64,705.44
  6. Step 6: Final answer
    x = 26,937.48

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1.5x scale

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.