Home / 249,211.32-343,911.52-136,034.07

Finding the Fourth Proportional to 249,211.32, 343,911.52 and 136,034.07

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Solution

The fourth proportional to 249,211.32, 343,911.52 and 136,034.07 is: 187,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,211.32 : 343,911.52 = 136,034.07 : x
  2. Step 2: Convert to fraction form
    249,211.32/343,911.52 = 136,034.07/x
  3. Step 3: Cross multiply
    249,211.32x = 343,911.52 × 136,034.07
  4. Step 4: Simplify right side
    249,211.32x = 46,783,683,785.49
  5. Step 5: Solve for x
    x = 46,783,683,785.49/249,211.32
  6. Step 6: Final answer
    x = 187,726.96

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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.