Home / 140,507.28-210,554.82-83,525.04

Finding the Fourth Proportional to 140,507.28, 210,554.82 and 83,525.04

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Solution

The fourth proportional to 140,507.28, 210,554.82 and 83,525.04 is: 125,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,507.28 : 210,554.82 = 83,525.04 : x
  2. Step 2: Convert to fraction form
    140,507.28/210,554.82 = 83,525.04/x
  3. Step 3: Cross multiply
    140,507.28x = 210,554.82 × 83,525.04
  4. Step 4: Simplify right side
    140,507.28x = 17,586,599,762.69
  5. Step 5: Solve for x
    x = 17,586,599,762.69/140,507.28
  6. Step 6: Final answer
    x = 125,165.04

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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.