Home / 249,915.90-344,525.18-178,171.37

Finding the Fourth Proportional to 249,915.90, 344,525.18 and 178,171.37

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Solution

The fourth proportional to 249,915.90, 344,525.18 and 178,171.37 is: 245,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,915.90 : 344,525.18 = 178,171.37 : x
  2. Step 2: Convert to fraction form
    249,915.90/344,525.18 = 178,171.37/x
  3. Step 3: Cross multiply
    249,915.90x = 344,525.18 × 178,171.37
  4. Step 4: Simplify right side
    249,915.90x = 61,384,521,597.47
  5. Step 5: Solve for x
    x = 61,384,521,597.47/249,915.90
  6. Step 6: Final answer
    x = 245,620.71

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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.