Home / 130,499.40-196,040.70-127,000.20

Finding the Fourth Proportional to 130,499.40, 196,040.70 and 127,000.20

Calculator

Solution

The fourth proportional to 130,499.40, 196,040.70 and 127,000.20 is: 190,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,499.40 : 196,040.70 = 127,000.20 : x
  2. Step 2: Convert to fraction form
    130,499.40/196,040.70 = 127,000.20/x
  3. Step 3: Cross multiply
    130,499.40x = 196,040.70 × 127,000.20
  4. Step 4: Simplify right side
    130,499.40x = 24,897,208,108.14
  5. Step 5: Solve for x
    x = 24,897,208,108.14/130,499.40
  6. Step 6: Final answer
    x = 190,784.08

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.