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Finding the Fourth Proportional to 70,364.63, 97,063.79 and 41,656.28

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Solution

The fourth proportional to 70,364.63, 97,063.79 and 41,656.28 is: 57,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,364.63 : 97,063.79 = 41,656.28 : x
  2. Step 2: Convert to fraction form
    70,364.63/97,063.79 = 41,656.28/x
  3. Step 3: Cross multiply
    70,364.63x = 97,063.79 × 41,656.28
  4. Step 4: Simplify right side
    70,364.63x = 4,043,316,414.10
  5. Step 5: Solve for x
    x = 4,043,316,414.10/70,364.63
  6. Step 6: Final answer
    x = 57,462.34

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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.