Home / 249,465.92-344,263.20-136,290.56

Finding the Fourth Proportional to 249,465.92, 344,263.20 and 136,290.56

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Solution

The fourth proportional to 249,465.92, 344,263.20 and 136,290.56 is: 188,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,465.92 : 344,263.20 = 136,290.56 : x
  2. Step 2: Convert to fraction form
    249,465.92/344,263.20 = 136,290.56/x
  3. Step 3: Cross multiply
    249,465.92x = 344,263.20 × 136,290.56
  4. Step 4: Simplify right side
    249,465.92x = 46,919,824,315.39
  5. Step 5: Solve for x
    x = 46,919,824,315.39/249,465.92
  6. Step 6: Final answer
    x = 188,081.10

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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.