Home / 77,923.70-107,521.05-46,080.98

Finding the Fourth Proportional to 77,923.70, 107,521.05 and 46,080.98

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Solution

The fourth proportional to 77,923.70, 107,521.05 and 46,080.98 is: 63,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,923.70 : 107,521.05 = 46,080.98 : x
  2. Step 2: Convert to fraction form
    77,923.70/107,521.05 = 46,080.98/x
  3. Step 3: Cross multiply
    77,923.70x = 107,521.05 × 46,080.98
  4. Step 4: Simplify right side
    77,923.70x = 4,954,675,354.63
  5. Step 5: Solve for x
    x = 4,954,675,354.63/77,923.70
  6. Step 6: Final answer
    x = 63,583.68

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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.