Home / 180,981.64-249,766.47-104,503.96

Finding the Fourth Proportional to 180,981.64, 249,766.47 and 104,503.96

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Solution

The fourth proportional to 180,981.64, 249,766.47 and 104,503.96 is: 144,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,981.64 : 249,766.47 = 104,503.96 : x
  2. Step 2: Convert to fraction form
    180,981.64/249,766.47 = 104,503.96/x
  3. Step 3: Cross multiply
    180,981.64x = 249,766.47 × 104,503.96
  4. Step 4: Simplify right side
    180,981.64x = 26,101,585,190.22
  5. Step 5: Solve for x
    x = 26,101,585,190.22/180,981.64
  6. Step 6: Final answer
    x = 144,222.28

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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.