Home / 54,316.04-74,982.31-34,182.68

Finding the Fourth Proportional to 54,316.04, 74,982.31 and 34,182.68

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Solution

The fourth proportional to 54,316.04, 74,982.31 and 34,182.68 is: 47,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,316.04 : 74,982.31 = 34,182.68 : x
  2. Step 2: Convert to fraction form
    54,316.04/74,982.31 = 34,182.68/x
  3. Step 3: Cross multiply
    54,316.04x = 74,982.31 × 34,182.68
  4. Step 4: Simplify right side
    54,316.04x = 2,563,095,848.02
  5. Step 5: Solve for x
    x = 2,563,095,848.02/54,316.04
  6. Step 6: Final answer
    x = 47,188.57

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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.