Home / 237,041.60-355,447.20-131,748.80

Finding the Fourth Proportional to 237,041.60, 355,447.20 and 131,748.80

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Solution

The fourth proportional to 237,041.60, 355,447.20 and 131,748.80 is: 197,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,041.60 : 355,447.20 = 131,748.80 : x
  2. Step 2: Convert to fraction form
    237,041.60/355,447.20 = 131,748.80/x
  3. Step 3: Cross multiply
    237,041.60x = 355,447.20 × 131,748.80
  4. Step 4: Simplify right side
    237,041.60x = 46,829,742,063.36
  5. Step 5: Solve for x
    x = 46,829,742,063.36/237,041.60
  6. Step 6: Final answer
    x = 197,559.17

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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.