Home / 163,037.08-225,004.20-90,447.13

Finding the Fourth Proportional to 163,037.08, 225,004.20 and 90,447.13

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Solution

The fourth proportional to 163,037.08, 225,004.20 and 90,447.13 is: 124,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,037.08 : 225,004.20 = 90,447.13 : x
  2. Step 2: Convert to fraction form
    163,037.08/225,004.20 = 90,447.13/x
  3. Step 3: Cross multiply
    163,037.08x = 225,004.20 × 90,447.13
  4. Step 4: Simplify right side
    163,037.08x = 20,350,984,127.95
  5. Step 5: Solve for x
    x = 20,350,984,127.95/163,037.08
  6. Step 6: Final answer
    x = 124,824.27

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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.