Home / 180,852.03-249,578.79-100,282.95

Finding the Fourth Proportional to 180,852.03, 249,578.79 and 100,282.95

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Solution

The fourth proportional to 180,852.03, 249,578.79 and 100,282.95 is: 138,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,852.03 : 249,578.79 = 100,282.95 : x
  2. Step 2: Convert to fraction form
    180,852.03/249,578.79 = 100,282.95/x
  3. Step 3: Cross multiply
    180,852.03x = 249,578.79 × 100,282.95
  4. Step 4: Simplify right side
    180,852.03x = 25,028,497,318.63
  5. Step 5: Solve for x
    x = 25,028,497,318.63/180,852.03
  6. Step 6: Final answer
    x = 138,392.13

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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.