Home / 106,999.26-147,660.63-58,600.30

Finding the Fourth Proportional to 106,999.26, 147,660.63 and 58,600.30

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Solution

The fourth proportional to 106,999.26, 147,660.63 and 58,600.30 is: 80,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,999.26 : 147,660.63 = 58,600.30 : x
  2. Step 2: Convert to fraction form
    106,999.26/147,660.63 = 58,600.30/x
  3. Step 3: Cross multiply
    106,999.26x = 147,660.63 × 58,600.30
  4. Step 4: Simplify right side
    106,999.26x = 8,652,956,477.89
  5. Step 5: Solve for x
    x = 8,652,956,477.89/106,999.26
  6. Step 6: Final answer
    x = 80,869.31

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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.