Home / 249,395.76-343,920.33-153,882.18

Finding the Fourth Proportional to 249,395.76, 343,920.33 and 153,882.18

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Solution

The fourth proportional to 249,395.76, 343,920.33 and 153,882.18 is: 212,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,395.76 : 343,920.33 = 153,882.18 : x
  2. Step 2: Convert to fraction form
    249,395.76/343,920.33 = 153,882.18/x
  3. Step 3: Cross multiply
    249,395.76x = 343,920.33 × 153,882.18
  4. Step 4: Simplify right side
    249,395.76x = 52,923,210,126.72
  5. Step 5: Solve for x
    x = 52,923,210,126.72/249,395.76
  6. Step 6: Final answer
    x = 212,205.73

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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.