Home / 249,914.20-374,417.70-144,419.80

Finding the Fourth Proportional to 249,914.20, 374,417.70 and 144,419.80

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Solution

The fourth proportional to 249,914.20, 374,417.70 and 144,419.80 is: 216,367.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,914.20 : 374,417.70 = 144,419.80 : x
  2. Step 2: Convert to fraction form
    249,914.20/374,417.70 = 144,419.80/x
  3. Step 3: Cross multiply
    249,914.20x = 374,417.70 × 144,419.80
  4. Step 4: Simplify right side
    249,914.20x = 54,073,329,350.46
  5. Step 5: Solve for x
    x = 54,073,329,350.46/249,914.20
  6. Step 6: Final answer
    x = 216,367.57

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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.