Home / 249,965.80-344,952.74-136,788.52

Finding the Fourth Proportional to 249,965.80, 344,952.74 and 136,788.52

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Solution

The fourth proportional to 249,965.80, 344,952.74 and 136,788.52 is: 188,768.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,965.80 : 344,952.74 = 136,788.52 : x
  2. Step 2: Convert to fraction form
    249,965.80/344,952.74 = 136,788.52/x
  3. Step 3: Cross multiply
    249,965.80x = 344,952.74 × 136,788.52
  4. Step 4: Simplify right side
    249,965.80x = 47,185,574,774.54
  5. Step 5: Solve for x
    x = 47,185,574,774.54/249,965.80
  6. Step 6: Final answer
    x = 188,768.12

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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.