Home / 84,804.24-117,039.17-48,509.04

Finding the Fourth Proportional to 84,804.24, 117,039.17 and 48,509.04

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Solution

The fourth proportional to 84,804.24, 117,039.17 and 48,509.04 is: 66,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,804.24 : 117,039.17 = 48,509.04 : x
  2. Step 2: Convert to fraction form
    84,804.24/117,039.17 = 48,509.04/x
  3. Step 3: Cross multiply
    84,804.24x = 117,039.17 × 48,509.04
  4. Step 4: Simplify right side
    84,804.24x = 5,677,457,779.10
  5. Step 5: Solve for x
    x = 5,677,457,779.10/84,804.24
  6. Step 6: Final answer
    x = 66,947.81

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1.5x scale

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.