Home / 255,567.51-352,685.61-140,850.32

Finding the Fourth Proportional to 255,567.51, 352,685.61 and 140,850.32

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Solution

The fourth proportional to 255,567.51, 352,685.61 and 140,850.32 is: 194,374.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,567.51 : 352,685.61 = 140,850.32 : x
  2. Step 2: Convert to fraction form
    255,567.51/352,685.61 = 140,850.32/x
  3. Step 3: Cross multiply
    255,567.51x = 352,685.61 × 140,850.32
  4. Step 4: Simplify right side
    255,567.51x = 49,675,879,264.47
  5. Step 5: Solve for x
    x = 49,675,879,264.47/255,567.51
  6. Step 6: Final answer
    x = 194,374.78

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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.