Home / 86,368.28-119,187.25-48,127.37

Finding the Fourth Proportional to 86,368.28, 119,187.25 and 48,127.37

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Solution

The fourth proportional to 86,368.28, 119,187.25 and 48,127.37 is: 66,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,368.28 : 119,187.25 = 48,127.37 : x
  2. Step 2: Convert to fraction form
    86,368.28/119,187.25 = 48,127.37/x
  3. Step 3: Cross multiply
    86,368.28x = 119,187.25 × 48,127.37
  4. Step 4: Simplify right side
    86,368.28x = 5,736,168,163.78
  5. Step 5: Solve for x
    x = 5,736,168,163.78/86,368.28
  6. Step 6: Final answer
    x = 66,415.22

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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.