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Finding the Fourth Proportional to 345,374.25, 518,090.54 and 96,056.25

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Solution

The fourth proportional to 345,374.25, 518,090.54 and 96,056.25 is: 144,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,374.25 : 518,090.54 = 96,056.25 : x
  2. Step 2: Convert to fraction form
    345,374.25/518,090.54 = 96,056.25/x
  3. Step 3: Cross multiply
    345,374.25x = 518,090.54 × 96,056.25
  4. Step 4: Simplify right side
    345,374.25x = 49,765,833,952.59
  5. Step 5: Solve for x
    x = 49,765,833,952.59/345,374.25
  6. Step 6: Final answer
    x = 144,092.49

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1.5x scale

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.