Home / 116,590.60-174,885.90-91,221.40

Finding the Fourth Proportional to 116,590.60, 174,885.90 and 91,221.40

Calculator

Solution

The fourth proportional to 116,590.60, 174,885.90 and 91,221.40 is: 136,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,590.60 : 174,885.90 = 91,221.40 : x
  2. Step 2: Convert to fraction form
    116,590.60/174,885.90 = 91,221.40/x
  3. Step 3: Cross multiply
    116,590.60x = 174,885.90 × 91,221.40
  4. Step 4: Simplify right side
    116,590.60x = 15,953,336,638.26
  5. Step 5: Solve for x
    x = 15,953,336,638.26/116,590.60
  6. Step 6: Final answer
    x = 136,832.10

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.