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Finding the Fourth Proportional to 180,883, 249,618.54 and 101,395

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Solution

The fourth proportional to 180,883, 249,618.54 and 101,395 is: 139,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,883 : 249,618.54 = 101,395 : x
  2. Step 2: Convert to fraction form
    180,883/249,618.54 = 101,395/x
  3. Step 3: Cross multiply
    180,883x = 249,618.54 × 101,395
  4. Step 4: Simplify right side
    180,883x = 25,310,071,863.30
  5. Step 5: Solve for x
    x = 25,310,071,863.30/180,883
  6. Step 6: Final answer
    x = 139,925.10

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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.