Home / 249,120.36-343,681.38-173,712.60

Finding the Fourth Proportional to 249,120.36, 343,681.38 and 173,712.60

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Solution

The fourth proportional to 249,120.36, 343,681.38 and 173,712.60 is: 239,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,120.36 : 343,681.38 = 173,712.60 : x
  2. Step 2: Convert to fraction form
    249,120.36/343,681.38 = 173,712.60/x
  3. Step 3: Cross multiply
    249,120.36x = 343,681.38 × 173,712.60
  4. Step 4: Simplify right side
    249,120.36x = 59,701,786,091.39
  5. Step 5: Solve for x
    x = 59,701,786,091.39/249,120.36
  6. Step 6: Final answer
    x = 239,650.37

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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.