Home / 78,529.06-108,377.12-46,263.98

Finding the Fourth Proportional to 78,529.06, 108,377.12 and 46,263.98

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Solution

The fourth proportional to 78,529.06, 108,377.12 and 46,263.98 is: 63,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,529.06 : 108,377.12 = 46,263.98 : x
  2. Step 2: Convert to fraction form
    78,529.06/108,377.12 = 46,263.98/x
  3. Step 3: Cross multiply
    78,529.06x = 108,377.12 × 46,263.98
  4. Step 4: Simplify right side
    78,529.06x = 5,013,956,912.14
  5. Step 5: Solve for x
    x = 5,013,956,912.14/78,529.06
  6. Step 6: Final answer
    x = 63,848.43

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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.