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Finding the Fourth Proportional to 97,276.64, 145,905.03 and 26,196.39

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Solution

The fourth proportional to 97,276.64, 145,905.03 and 26,196.39 is: 39,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,276.64 : 145,905.03 = 26,196.39 : x
  2. Step 2: Convert to fraction form
    97,276.64/145,905.03 = 26,196.39/x
  3. Step 3: Cross multiply
    97,276.64x = 145,905.03 × 26,196.39
  4. Step 4: Simplify right side
    97,276.64x = 3,822,185,068.84
  5. Step 5: Solve for x
    x = 3,822,185,068.84/97,276.64
  6. Step 6: Final answer
    x = 39,291.91

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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.