Home / 249,933.28-374,901.36-102,189.28

Finding the Fourth Proportional to 249,933.28, 374,901.36 and 102,189.28

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Solution

The fourth proportional to 249,933.28, 374,901.36 and 102,189.28 is: 153,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,933.28 : 374,901.36 = 102,189.28 : x
  2. Step 2: Convert to fraction form
    249,933.28/374,901.36 = 102,189.28/x
  3. Step 3: Cross multiply
    249,933.28x = 374,901.36 × 102,189.28
  4. Step 4: Simplify right side
    249,933.28x = 38,310,900,049.42
  5. Step 5: Solve for x
    x = 38,310,900,049.42/249,933.28
  6. Step 6: Final answer
    x = 153,284.51

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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.