Home / 163,252.02-225,275.45-91,618.21

Finding the Fourth Proportional to 163,252.02, 225,275.45 and 91,618.21

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Solution

The fourth proportional to 163,252.02, 225,275.45 and 91,618.21 is: 126,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,252.02 : 225,275.45 = 91,618.21 : x
  2. Step 2: Convert to fraction form
    163,252.02/225,275.45 = 91,618.21/x
  3. Step 3: Cross multiply
    163,252.02x = 225,275.45 × 91,618.21
  4. Step 4: Simplify right side
    163,252.02x = 20,639,332,042.27
  5. Step 5: Solve for x
    x = 20,639,332,042.27/163,252.02
  6. Step 6: Final answer
    x = 126,426.19

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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.