Home / 248,746.59-343,275.30-135,569.34

Finding the Fourth Proportional to 248,746.59, 343,275.30 and 135,569.34

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Solution

The fourth proportional to 248,746.59, 343,275.30 and 135,569.34 is: 187,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,746.59 : 343,275.30 = 135,569.34 : x
  2. Step 2: Convert to fraction form
    248,746.59/343,275.30 = 135,569.34/x
  3. Step 3: Cross multiply
    248,746.59x = 343,275.30 × 135,569.34
  4. Step 4: Simplify right side
    248,746.59x = 46,537,605,859.30
  5. Step 5: Solve for x
    x = 46,537,605,859.30/248,746.59
  6. Step 6: Final answer
    x = 187,088.42

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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.