Home / 109,507.95-164,261.93-39,392.73

Finding the Fourth Proportional to 109,507.95, 164,261.93 and 39,392.73

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Solution

The fourth proportional to 109,507.95, 164,261.93 and 39,392.73 is: 59,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,507.95 : 164,261.93 = 39,392.73 : x
  2. Step 2: Convert to fraction form
    109,507.95/164,261.93 = 39,392.73/x
  3. Step 3: Cross multiply
    109,507.95x = 164,261.93 × 39,392.73
  4. Step 4: Simplify right side
    109,507.95x = 6,470,725,660.81
  5. Step 5: Solve for x
    x = 6,470,725,660.81/109,507.95
  6. Step 6: Final answer
    x = 59,089.10

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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.