Home / 54,094.61-81,141.95-35,390.36

Finding the Fourth Proportional to 54,094.61, 81,141.95 and 35,390.36

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Solution

The fourth proportional to 54,094.61, 81,141.95 and 35,390.36 is: 53,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,094.61 : 81,141.95 = 35,390.36 : x
  2. Step 2: Convert to fraction form
    54,094.61/81,141.95 = 35,390.36/x
  3. Step 3: Cross multiply
    54,094.61x = 81,141.95 × 35,390.36
  4. Step 4: Simplify right side
    54,094.61x = 2,871,642,821.60
  5. Step 5: Solve for x
    x = 2,871,642,821.60/54,094.61
  6. Step 6: Final answer
    x = 53,085.56

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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.