Home / 208,093.32-286,882.80-131,574.12

Finding the Fourth Proportional to 208,093.32, 286,882.80 and 131,574.12

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Solution

The fourth proportional to 208,093.32, 286,882.80 and 131,574.12 is: 181,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,093.32 : 286,882.80 = 131,574.12 : x
  2. Step 2: Convert to fraction form
    208,093.32/286,882.80 = 131,574.12/x
  3. Step 3: Cross multiply
    208,093.32x = 286,882.80 × 131,574.12
  4. Step 4: Simplify right side
    208,093.32x = 37,746,351,953.14
  5. Step 5: Solve for x
    x = 37,746,351,953.14/208,093.32
  6. Step 6: Final answer
    x = 181,391.46

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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.