Home / 77,152.09-115,609.06-52,093.93

Finding the Fourth Proportional to 77,152.09, 115,609.06 and 52,093.93

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Solution

The fourth proportional to 77,152.09, 115,609.06 and 52,093.93 is: 78,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,152.09 : 115,609.06 = 52,093.93 : x
  2. Step 2: Convert to fraction form
    77,152.09/115,609.06 = 52,093.93/x
  3. Step 3: Cross multiply
    77,152.09x = 115,609.06 × 52,093.93
  4. Step 4: Simplify right side
    77,152.09x = 6,022,530,279.01
  5. Step 5: Solve for x
    x = 6,022,530,279.01/77,152.09
  6. Step 6: Final answer
    x = 78,060.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.