Home / 249,867.54-344,825.52-136,690.29

Finding the Fourth Proportional to 249,867.54, 344,825.52 and 136,690.29

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Solution

The fourth proportional to 249,867.54, 344,825.52 and 136,690.29 is: 188,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,867.54 : 344,825.52 = 136,690.29 : x
  2. Step 2: Convert to fraction form
    249,867.54/344,825.52 = 136,690.29/x
  3. Step 3: Cross multiply
    249,867.54x = 344,825.52 × 136,690.29
  4. Step 4: Simplify right side
    249,867.54x = 47,134,300,328.20
  5. Step 5: Solve for x
    x = 47,134,300,328.20/249,867.54
  6. Step 6: Final answer
    x = 188,637.15

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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.