Home / 249,568.56-344,440.26-142,148.57

Finding the Fourth Proportional to 249,568.56, 344,440.26 and 142,148.57

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Solution

The fourth proportional to 249,568.56, 344,440.26 and 142,148.57 is: 196,185.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,568.56 : 344,440.26 = 142,148.57 : x
  2. Step 2: Convert to fraction form
    249,568.56/344,440.26 = 142,148.57/x
  3. Step 3: Cross multiply
    249,568.56x = 344,440.26 × 142,148.57
  4. Step 4: Simplify right side
    249,568.56x = 48,961,688,687.23
  5. Step 5: Solve for x
    x = 48,961,688,687.23/249,568.56
  6. Step 6: Final answer
    x = 196,185.32

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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.