Home / 249,477.28-344,262.54-136,299.94

Finding the Fourth Proportional to 249,477.28, 344,262.54 and 136,299.94

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Solution

The fourth proportional to 249,477.28, 344,262.54 and 136,299.94 is: 188,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,477.28 : 344,262.54 = 136,299.94 : x
  2. Step 2: Convert to fraction form
    249,477.28/344,262.54 = 136,299.94/x
  3. Step 3: Cross multiply
    249,477.28x = 344,262.54 × 136,299.94
  4. Step 4: Simplify right side
    249,477.28x = 46,922,963,546.25
  5. Step 5: Solve for x
    x = 46,922,963,546.25/249,477.28
  6. Step 6: Final answer
    x = 188,085.12

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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.