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Finding the Fourth Proportional to 180,838.17, 249,569.24 and 100,273.14

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Solution

The fourth proportional to 180,838.17, 249,569.24 and 100,273.14 is: 138,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,838.17 : 249,569.24 = 100,273.14 : x
  2. Step 2: Convert to fraction form
    180,838.17/249,569.24 = 100,273.14/x
  3. Step 3: Cross multiply
    180,838.17x = 249,569.24 × 100,273.14
  4. Step 4: Simplify right side
    180,838.17x = 25,025,090,840.85
  5. Step 5: Solve for x
    x = 25,025,090,840.85/180,838.17
  6. Step 6: Final answer
    x = 138,383.90

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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.