Home / 78,665.06-108,558.53-44,674.26

Finding the Fourth Proportional to 78,665.06, 108,558.53 and 44,674.26

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Solution

The fourth proportional to 78,665.06, 108,558.53 and 44,674.26 is: 61,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,665.06 : 108,558.53 = 44,674.26 : x
  2. Step 2: Convert to fraction form
    78,665.06/108,558.53 = 44,674.26/x
  3. Step 3: Cross multiply
    78,665.06x = 108,558.53 × 44,674.26
  4. Step 4: Simplify right side
    78,665.06x = 4,849,772,106.12
  5. Step 5: Solve for x
    x = 4,849,772,106.12/78,665.06
  6. Step 6: Final answer
    x = 61,650.90

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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.