Home / 265,139.10-365,895.81-144,283.86

Finding the Fourth Proportional to 265,139.10, 365,895.81 and 144,283.86

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Solution

The fourth proportional to 265,139.10, 365,895.81 and 144,283.86 is: 199,113.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,139.10 : 365,895.81 = 144,283.86 : x
  2. Step 2: Convert to fraction form
    265,139.10/365,895.81 = 144,283.86/x
  3. Step 3: Cross multiply
    265,139.10x = 365,895.81 × 144,283.86
  4. Step 4: Simplify right side
    265,139.10x = 52,792,859,824.63
  5. Step 5: Solve for x
    x = 52,792,859,824.63/265,139.10
  6. Step 6: Final answer
    x = 199,113.82

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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.