Home / 106,736.94-147,295.80-58,990.34

Finding the Fourth Proportional to 106,736.94, 147,295.80 and 58,990.34

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Solution

The fourth proportional to 106,736.94, 147,295.80 and 58,990.34 is: 81,406.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,736.94 : 147,295.80 = 58,990.34 : x
  2. Step 2: Convert to fraction form
    106,736.94/147,295.80 = 58,990.34/x
  3. Step 3: Cross multiply
    106,736.94x = 147,295.80 × 58,990.34
  4. Step 4: Simplify right side
    106,736.94x = 8,689,029,690.81
  5. Step 5: Solve for x
    x = 8,689,029,690.81/106,736.94
  6. Step 6: Final answer
    x = 81,406.02

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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.