Home / 249,202.20-343,886.94-136,018.20

Finding the Fourth Proportional to 249,202.20, 343,886.94 and 136,018.20

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Solution

The fourth proportional to 249,202.20, 343,886.94 and 136,018.20 is: 187,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,202.20 : 343,886.94 = 136,018.20 : x
  2. Step 2: Convert to fraction form
    249,202.20/343,886.94 = 136,018.20/x
  3. Step 3: Cross multiply
    249,202.20x = 343,886.94 × 136,018.20
  4. Step 4: Simplify right side
    249,202.20x = 46,774,882,582.31
  5. Step 5: Solve for x
    x = 46,774,882,582.31/249,202.20
  6. Step 6: Final answer
    x = 187,698.51

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1.5x scale

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.