Home / 109,548.96-164,323.44-39,426.48

Finding the Fourth Proportional to 109,548.96, 164,323.44 and 39,426.48

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Solution

The fourth proportional to 109,548.96, 164,323.44 and 39,426.48 is: 59,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,548.96 : 164,323.44 = 39,426.48 : x
  2. Step 2: Convert to fraction form
    109,548.96/164,323.44 = 39,426.48/x
  3. Step 3: Cross multiply
    109,548.96x = 164,323.44 × 39,426.48
  4. Step 4: Simplify right side
    109,548.96x = 6,478,694,820.69
  5. Step 5: Solve for x
    x = 6,478,694,820.69/109,548.96
  6. Step 6: Final answer
    x = 59,139.72

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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.