Home / 249,040.26-343,714.05-147,076.74

Finding the Fourth Proportional to 249,040.26, 343,714.05 and 147,076.74

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Solution

The fourth proportional to 249,040.26, 343,714.05 and 147,076.74 is: 202,988.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,040.26 : 343,714.05 = 147,076.74 : x
  2. Step 2: Convert to fraction form
    249,040.26/343,714.05 = 147,076.74/x
  3. Step 3: Cross multiply
    249,040.26x = 343,714.05 × 147,076.74
  4. Step 4: Simplify right side
    249,040.26x = 50,552,341,966.20
  5. Step 5: Solve for x
    x = 50,552,341,966.20/249,040.26
  6. Step 6: Final answer
    x = 202,988.63

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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.