Home / 249,084.45-343,780.47-147,103.02

Finding the Fourth Proportional to 249,084.45, 343,780.47 and 147,103.02

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Solution

The fourth proportional to 249,084.45, 343,780.47 and 147,103.02 is: 203,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,084.45 : 343,780.47 = 147,103.02 : x
  2. Step 2: Convert to fraction form
    249,084.45/343,780.47 = 147,103.02/x
  3. Step 3: Cross multiply
    249,084.45x = 343,780.47 × 147,103.02
  4. Step 4: Simplify right side
    249,084.45x = 50,571,145,354.02
  5. Step 5: Solve for x
    x = 50,571,145,354.02/249,084.45
  6. Step 6: Final answer
    x = 203,028.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.