Home / 180,981.57-249,766.38-104,503.89

Finding the Fourth Proportional to 180,981.57, 249,766.38 and 104,503.89

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Solution

The fourth proportional to 180,981.57, 249,766.38 and 104,503.89 is: 144,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,981.57 : 249,766.38 = 104,503.89 : x
  2. Step 2: Convert to fraction form
    180,981.57/249,766.38 = 104,503.89/x
  3. Step 3: Cross multiply
    180,981.57x = 249,766.38 × 104,503.89
  4. Step 4: Simplify right side
    180,981.57x = 26,101,558,301.22
  5. Step 5: Solve for x
    x = 26,101,558,301.22/180,981.57
  6. Step 6: Final answer
    x = 144,222.19

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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.