Home / 180,304.32-248,593.76-115,659.58

Finding the Fourth Proportional to 180,304.32, 248,593.76 and 115,659.58

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Solution

The fourth proportional to 180,304.32, 248,593.76 and 115,659.58 is: 159,465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,304.32 : 248,593.76 = 115,659.58 : x
  2. Step 2: Convert to fraction form
    180,304.32/248,593.76 = 115,659.58/x
  3. Step 3: Cross multiply
    180,304.32x = 248,593.76 × 115,659.58
  4. Step 4: Simplify right side
    180,304.32x = 28,752,249,872.22
  5. Step 5: Solve for x
    x = 28,752,249,872.22/180,304.32
  6. Step 6: Final answer
    x = 159,465.12

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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.