Home / 180,853.52-249,580.85-100,284.44

Finding the Fourth Proportional to 180,853.52, 249,580.85 and 100,284.44

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Solution

The fourth proportional to 180,853.52, 249,580.85 and 100,284.44 is: 138,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,853.52 : 249,580.85 = 100,284.44 : x
  2. Step 2: Convert to fraction form
    180,853.52/249,580.85 = 100,284.44/x
  3. Step 3: Cross multiply
    180,853.52x = 249,580.85 × 100,284.44
  4. Step 4: Simplify right side
    180,853.52x = 25,029,074,027.65
  5. Step 5: Solve for x
    x = 25,029,074,027.65/180,853.52
  6. Step 6: Final answer
    x = 138,394.18

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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.