Home / 127,569.98-176,070.94-84,473.46

Finding the Fourth Proportional to 127,569.98, 176,070.94 and 84,473.46

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Solution

The fourth proportional to 127,569.98, 176,070.94 and 84,473.46 is: 116,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,569.98 : 176,070.94 = 84,473.46 : x
  2. Step 2: Convert to fraction form
    127,569.98/176,070.94 = 84,473.46/x
  3. Step 3: Cross multiply
    127,569.98x = 176,070.94 × 84,473.46
  4. Step 4: Simplify right side
    127,569.98x = 14,873,321,507.25
  5. Step 5: Solve for x
    x = 14,873,321,507.25/127,569.98
  6. Step 6: Final answer
    x = 116,589.51

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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.