Home / 54,110.47-74,671.05-30,237.34

Finding the Fourth Proportional to 54,110.47, 74,671.05 and 30,237.34

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Solution

The fourth proportional to 54,110.47, 74,671.05 and 30,237.34 is: 41,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,110.47 : 74,671.05 = 30,237.34 : x
  2. Step 2: Convert to fraction form
    54,110.47/74,671.05 = 30,237.34/x
  3. Step 3: Cross multiply
    54,110.47x = 74,671.05 × 30,237.34
  4. Step 4: Simplify right side
    54,110.47x = 2,257,853,927.01
  5. Step 5: Solve for x
    x = 2,257,853,927.01/54,110.47
  6. Step 6: Final answer
    x = 41,726.75

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1.5x scale

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.