Home / 109,872.90-164,918.70-53,776.35

Finding the Fourth Proportional to 109,872.90, 164,918.70 and 53,776.35

Calculator

Solution

The fourth proportional to 109,872.90, 164,918.70 and 53,776.35 is: 80,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,872.90 : 164,918.70 = 53,776.35 : x
  2. Step 2: Convert to fraction form
    109,872.90/164,918.70 = 53,776.35/x
  3. Step 3: Cross multiply
    109,872.90x = 164,918.70 × 53,776.35
  4. Step 4: Simplify right side
    109,872.90x = 8,868,725,732.75
  5. Step 5: Solve for x
    x = 8,868,725,732.75/109,872.90
  6. Step 6: Final answer
    x = 80,718.05

Related Problems

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.