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Finding the Fourth Proportional to 94,374.84, 130,236.78 and 51,932.28

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Solution

The fourth proportional to 94,374.84, 130,236.78 and 51,932.28 is: 71,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,374.84 : 130,236.78 = 51,932.28 : x
  2. Step 2: Convert to fraction form
    94,374.84/130,236.78 = 51,932.28/x
  3. Step 3: Cross multiply
    94,374.84x = 130,236.78 × 51,932.28
  4. Step 4: Simplify right side
    94,374.84x = 6,763,492,925.26
  5. Step 5: Solve for x
    x = 6,763,492,925.26/94,374.84
  6. Step 6: Final answer
    x = 71,666.27

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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.