Home / 86,368.50-119,218.36-50,570.02

Finding the Fourth Proportional to 86,368.50, 119,218.36 and 50,570.02

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Solution

The fourth proportional to 86,368.50, 119,218.36 and 50,570.02 is: 69,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,368.50 : 119,218.36 = 50,570.02 : x
  2. Step 2: Convert to fraction form
    86,368.50/119,218.36 = 50,570.02/x
  3. Step 3: Cross multiply
    86,368.50x = 119,218.36 × 50,570.02
  4. Step 4: Simplify right side
    86,368.50x = 6,028,874,849.57
  5. Step 5: Solve for x
    x = 6,028,874,849.57/86,368.50
  6. Step 6: Final answer
    x = 69,804.09

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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.