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Finding the Fourth Proportional to 180,883.77, 249,615.72 and 104,396.87

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Solution

The fourth proportional to 180,883.77, 249,615.72 and 104,396.87 is: 144,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,883.77 : 249,615.72 = 104,396.87 : x
  2. Step 2: Convert to fraction form
    180,883.77/249,615.72 = 104,396.87/x
  3. Step 3: Cross multiply
    180,883.77x = 249,615.72 × 104,396.87
  4. Step 4: Simplify right side
    180,883.77x = 26,059,098,622.72
  5. Step 5: Solve for x
    x = 26,059,098,622.72/180,883.77
  6. Step 6: Final answer
    x = 144,065.43

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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.