Home / 162,109.52-223,710.26-94,143.18

Finding the Fourth Proportional to 162,109.52, 223,710.26 and 94,143.18

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Solution

The fourth proportional to 162,109.52, 223,710.26 and 94,143.18 is: 129,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,109.52 : 223,710.26 = 94,143.18 : x
  2. Step 2: Convert to fraction form
    162,109.52/223,710.26 = 94,143.18/x
  3. Step 3: Cross multiply
    162,109.52x = 223,710.26 × 94,143.18
  4. Step 4: Simplify right side
    162,109.52x = 21,060,795,275.03
  5. Step 5: Solve for x
    x = 21,060,795,275.03/162,109.52
  6. Step 6: Final answer
    x = 129,917.08

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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.