Home / 249,690.06-344,573.73-136,512.81

Finding the Fourth Proportional to 249,690.06, 344,573.73 and 136,512.81

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Solution

The fourth proportional to 249,690.06, 344,573.73 and 136,512.81 is: 188,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,690.06 : 344,573.73 = 136,512.81 : x
  2. Step 2: Convert to fraction form
    249,690.06/344,573.73 = 136,512.81/x
  3. Step 3: Cross multiply
    249,690.06x = 344,573.73 × 136,512.81
  4. Step 4: Simplify right side
    249,690.06x = 47,038,728,134.48
  5. Step 5: Solve for x
    x = 47,038,728,134.48/249,690.06
  6. Step 6: Final answer
    x = 188,388.47

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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.