Home / 86,505.01-119,376.94-48,779.27

Finding the Fourth Proportional to 86,505.01, 119,376.94 and 48,779.27

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Solution

The fourth proportional to 86,505.01, 119,376.94 and 48,779.27 is: 67,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,505.01 : 119,376.94 = 48,779.27 : x
  2. Step 2: Convert to fraction form
    86,505.01/119,376.94 = 48,779.27/x
  3. Step 3: Cross multiply
    86,505.01x = 119,376.94 × 48,779.27
  4. Step 4: Simplify right side
    86,505.01x = 5,823,119,988.03
  5. Step 5: Solve for x
    x = 5,823,119,988.03/86,505.01
  6. Step 6: Final answer
    x = 67,315.41

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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.