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Finding the Fourth Proportional to 134,326.44, 185,368.50 and 73,893.48

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Solution

The fourth proportional to 134,326.44, 185,368.50 and 73,893.48 is: 101,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,326.44 : 185,368.50 = 73,893.48 : x
  2. Step 2: Convert to fraction form
    134,326.44/185,368.50 = 73,893.48/x
  3. Step 3: Cross multiply
    134,326.44x = 185,368.50 × 73,893.48
  4. Step 4: Simplify right side
    134,326.44x = 13,697,523,547.38
  5. Step 5: Solve for x
    x = 13,697,523,547.38/134,326.44
  6. Step 6: Final answer
    x = 101,971.91

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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.