Home / 249,324.90-343,768.20-172,910.22

Finding the Fourth Proportional to 249,324.90, 343,768.20 and 172,910.22

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Solution

The fourth proportional to 249,324.90, 343,768.20 and 172,910.22 is: 238,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,324.90 : 343,768.20 = 172,910.22 : x
  2. Step 2: Convert to fraction form
    249,324.90/343,768.20 = 172,910.22/x
  3. Step 3: Cross multiply
    249,324.90x = 343,768.20 × 172,910.22
  4. Step 4: Simplify right side
    249,324.90x = 59,441,035,091.00
  5. Step 5: Solve for x
    x = 59,441,035,091.00/249,324.90
  6. Step 6: Final answer
    x = 238,407.94

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1.5x scale

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.