Home / 249,913.20-374,416.20-144,418.80

Finding the Fourth Proportional to 249,913.20, 374,416.20 and 144,418.80

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Solution

The fourth proportional to 249,913.20, 374,416.20 and 144,418.80 is: 216,366.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,913.20 : 374,416.20 = 144,418.80 : x
  2. Step 2: Convert to fraction form
    249,913.20/374,416.20 = 144,418.80/x
  3. Step 3: Cross multiply
    249,913.20x = 374,416.20 × 144,418.80
  4. Step 4: Simplify right side
    249,913.20x = 54,072,738,304.56
  5. Step 5: Solve for x
    x = 54,072,738,304.56/249,913.20
  6. Step 6: Final answer
    x = 216,366.08

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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.