Home / 127,130.27-175,440.80-70,542.59

Finding the Fourth Proportional to 127,130.27, 175,440.80 and 70,542.59

Calculator

Solution

The fourth proportional to 127,130.27, 175,440.80 and 70,542.59 is: 97,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,130.27 : 175,440.80 = 70,542.59 : x
  2. Step 2: Convert to fraction form
    127,130.27/175,440.80 = 70,542.59/x
  3. Step 3: Cross multiply
    127,130.27x = 175,440.80 × 70,542.59
  4. Step 4: Simplify right side
    127,130.27x = 12,376,047,722.82
  5. Step 5: Solve for x
    x = 12,376,047,722.82/127,130.27
  6. Step 6: Final answer
    x = 97,349.34

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.