Home / 205,814.12-283,751.22-148,405.40

Finding the Fourth Proportional to 205,814.12, 283,751.22 and 148,405.40

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Solution

The fourth proportional to 205,814.12, 283,751.22 and 148,405.40 is: 204,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,814.12 : 283,751.22 = 148,405.40 : x
  2. Step 2: Convert to fraction form
    205,814.12/283,751.22 = 148,405.40/x
  3. Step 3: Cross multiply
    205,814.12x = 283,751.22 × 148,405.40
  4. Step 4: Simplify right side
    205,814.12x = 42,110,213,304.59
  5. Step 5: Solve for x
    x = 42,110,213,304.59/205,814.12
  6. Step 6: Final answer
    x = 204,603.13

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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.