Home / 249,987.44-344,980.19-135,263.55

Finding the Fourth Proportional to 249,987.44, 344,980.19 and 135,263.55

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Solution

The fourth proportional to 249,987.44, 344,980.19 and 135,263.55 is: 186,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,987.44 : 344,980.19 = 135,263.55 : x
  2. Step 2: Convert to fraction form
    249,987.44/344,980.19 = 135,263.55/x
  3. Step 3: Cross multiply
    249,987.44x = 344,980.19 × 135,263.55
  4. Step 4: Simplify right side
    249,987.44x = 46,663,245,179.07
  5. Step 5: Solve for x
    x = 46,663,245,179.07/249,987.44
  6. Step 6: Final answer
    x = 186,662.36

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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.