Home / 104,895.37-144,809.22-71,082.51

Finding the Fourth Proportional to 104,895.37, 144,809.22 and 71,082.51

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Solution

The fourth proportional to 104,895.37, 144,809.22 and 71,082.51 is: 98,130.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,895.37 : 144,809.22 = 71,082.51 : x
  2. Step 2: Convert to fraction form
    104,895.37/144,809.22 = 71,082.51/x
  3. Step 3: Cross multiply
    104,895.37x = 144,809.22 × 71,082.51
  4. Step 4: Simplify right side
    104,895.37x = 10,293,402,828.74
  5. Step 5: Solve for x
    x = 10,293,402,828.74/104,895.37
  6. Step 6: Final answer
    x = 98,130.19

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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.