Home / 180,830.12-249,553.50-100,252.58

Finding the Fourth Proportional to 180,830.12, 249,553.50 and 100,252.58

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Solution

The fourth proportional to 180,830.12, 249,553.50 and 100,252.58 is: 138,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,830.12 : 249,553.50 = 100,252.58 : x
  2. Step 2: Convert to fraction form
    180,830.12/249,553.50 = 100,252.58/x
  3. Step 3: Cross multiply
    180,830.12x = 249,553.50 × 100,252.58
  4. Step 4: Simplify right side
    180,830.12x = 25,018,382,223.03
  5. Step 5: Solve for x
    x = 25,018,382,223.03/180,830.12
  6. Step 6: Final answer
    x = 138,352.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.