Home / 180,636.46-249,275.05-100,063.73

Finding the Fourth Proportional to 180,636.46, 249,275.05 and 100,063.73

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Solution

The fourth proportional to 180,636.46, 249,275.05 and 100,063.73 is: 138,086.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,636.46 : 249,275.05 = 100,063.73 : x
  2. Step 2: Convert to fraction form
    180,636.46/249,275.05 = 100,063.73/x
  3. Step 3: Cross multiply
    180,636.46x = 249,275.05 × 100,063.73
  4. Step 4: Simplify right side
    180,636.46x = 24,943,390,798.62
  5. Step 5: Solve for x
    x = 24,943,390,798.62/180,636.46
  6. Step 6: Final answer
    x = 138,086.14

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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.