Home / 249,112.32-343,764.48-141,667.36

Finding the Fourth Proportional to 249,112.32, 343,764.48 and 141,667.36

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Solution

The fourth proportional to 249,112.32, 343,764.48 and 141,667.36 is: 195,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,112.32 : 343,764.48 = 141,667.36 : x
  2. Step 2: Convert to fraction form
    249,112.32/343,764.48 = 141,667.36/x
  3. Step 3: Cross multiply
    249,112.32x = 343,764.48 × 141,667.36
  4. Step 4: Simplify right side
    249,112.32x = 48,700,206,343.37
  5. Step 5: Solve for x
    x = 48,700,206,343.37/249,112.32
  6. Step 6: Final answer
    x = 195,494.97

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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.