Home / 54,126.85-74,646.66-33,985.60

Finding the Fourth Proportional to 54,126.85, 74,646.66 and 33,985.60

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Solution

The fourth proportional to 54,126.85, 74,646.66 and 33,985.60 is: 46,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126.85 : 74,646.66 = 33,985.60 : x
  2. Step 2: Convert to fraction form
    54,126.85/74,646.66 = 33,985.60/x
  3. Step 3: Cross multiply
    54,126.85x = 74,646.66 × 33,985.60
  4. Step 4: Simplify right side
    54,126.85x = 2,536,911,528.10
  5. Step 5: Solve for x
    x = 2,536,911,528.10/54,126.85
  6. Step 6: Final answer
    x = 46,869.74

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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.