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Finding the Fourth Proportional to 195,064.64, 292,607.08 and 61,955.31

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Solution

The fourth proportional to 195,064.64, 292,607.08 and 61,955.31 is: 92,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,064.64 : 292,607.08 = 61,955.31 : x
  2. Step 2: Convert to fraction form
    195,064.64/292,607.08 = 61,955.31/x
  3. Step 3: Cross multiply
    195,064.64x = 292,607.08 × 61,955.31
  4. Step 4: Simplify right side
    195,064.64x = 18,128,563,640.48
  5. Step 5: Solve for x
    x = 18,128,563,640.48/195,064.64
  6. Step 6: Final answer
    x = 92,936.19

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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.