Home / 155,925.82-215,232.96-92,263.48

Finding the Fourth Proportional to 155,925.82, 215,232.96 and 92,263.48

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Solution

The fourth proportional to 155,925.82, 215,232.96 and 92,263.48 is: 127,356.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,925.82 : 215,232.96 = 92,263.48 : x
  2. Step 2: Convert to fraction form
    155,925.82/215,232.96 = 92,263.48/x
  3. Step 3: Cross multiply
    155,925.82x = 215,232.96 × 92,263.48
  4. Step 4: Simplify right side
    155,925.82x = 19,858,141,900.30
  5. Step 5: Solve for x
    x = 19,858,141,900.30/155,925.82
  6. Step 6: Final answer
    x = 127,356.34

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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.