Home / 127,655.51-176,161.18-71,066.89

Finding the Fourth Proportional to 127,655.51, 176,161.18 and 71,066.89

Calculator

Solution

The fourth proportional to 127,655.51, 176,161.18 and 71,066.89 is: 98,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,655.51 : 176,161.18 = 71,066.89 : x
  2. Step 2: Convert to fraction form
    127,655.51/176,161.18 = 71,066.89/x
  3. Step 3: Cross multiply
    127,655.51x = 176,161.18 × 71,066.89
  4. Step 4: Simplify right side
    127,655.51x = 12,519,225,965.19
  5. Step 5: Solve for x
    x = 12,519,225,965.19/127,655.51
  6. Step 6: Final answer
    x = 98,070.39

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.