Home / 163,176.71-225,184.51-91,552.06

Finding the Fourth Proportional to 163,176.71, 225,184.51 and 91,552.06

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Solution

The fourth proportional to 163,176.71, 225,184.51 and 91,552.06 is: 126,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,176.71 : 225,184.51 = 91,552.06 : x
  2. Step 2: Convert to fraction form
    163,176.71/225,184.51 = 91,552.06/x
  3. Step 3: Cross multiply
    163,176.71x = 225,184.51 × 91,552.06
  4. Step 4: Simplify right side
    163,176.71x = 20,616,105,322.07
  5. Step 5: Solve for x
    x = 20,616,105,322.07/163,176.71
  6. Step 6: Final answer
    x = 126,342.20

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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.