Home / 104,383.49-144,049.56-56,637.16

Finding the Fourth Proportional to 104,383.49, 144,049.56 and 56,637.16

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Solution

The fourth proportional to 104,383.49, 144,049.56 and 56,637.16 is: 78,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,383.49 : 144,049.56 = 56,637.16 : x
  2. Step 2: Convert to fraction form
    104,383.49/144,049.56 = 56,637.16/x
  3. Step 3: Cross multiply
    104,383.49x = 144,049.56 × 56,637.16
  4. Step 4: Simplify right side
    104,383.49x = 8,158,557,405.14
  5. Step 5: Solve for x
    x = 8,158,557,405.14/104,383.49
  6. Step 6: Final answer
    x = 78,159.47

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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.