Home / 207,675.45-286,591.95-112,182.12

Finding the Fourth Proportional to 207,675.45, 286,591.95 and 112,182.12

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Solution

The fourth proportional to 207,675.45, 286,591.95 and 112,182.12 is: 154,811.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,675.45 : 286,591.95 = 112,182.12 : x
  2. Step 2: Convert to fraction form
    207,675.45/286,591.95 = 112,182.12/x
  3. Step 3: Cross multiply
    207,675.45x = 286,591.95 × 112,182.12
  4. Step 4: Simplify right side
    207,675.45x = 32,150,492,525.93
  5. Step 5: Solve for x
    x = 32,150,492,525.93/207,675.45
  6. Step 6: Final answer
    x = 154,811.23

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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.