Home / 92,030.37-138,041.60-28,849.07

Finding the Fourth Proportional to 92,030.37, 138,041.60 and 28,849.07

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Solution

The fourth proportional to 92,030.37, 138,041.60 and 28,849.07 is: 43,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,030.37 : 138,041.60 = 28,849.07 : x
  2. Step 2: Convert to fraction form
    92,030.37/138,041.60 = 28,849.07/x
  3. Step 3: Cross multiply
    92,030.37x = 138,041.60 × 28,849.07
  4. Step 4: Simplify right side
    92,030.37x = 3,982,371,982.17
  5. Step 5: Solve for x
    x = 3,982,371,982.17/92,030.37
  6. Step 6: Final answer
    x = 43,272.37

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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.