Home / 276,945.32-382,211.52-163,804.52

Finding the Fourth Proportional to 276,945.32, 382,211.52 and 163,804.52

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Solution

The fourth proportional to 276,945.32, 382,211.52 and 163,804.52 is: 226,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,945.32 : 382,211.52 = 163,804.52 : x
  2. Step 2: Convert to fraction form
    276,945.32/382,211.52 = 163,804.52/x
  3. Step 3: Cross multiply
    276,945.32x = 382,211.52 × 163,804.52
  4. Step 4: Simplify right side
    276,945.32x = 62,607,974,572.07
  5. Step 5: Solve for x
    x = 62,607,974,572.07/276,945.32
  6. Step 6: Final answer
    x = 226,066.19

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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.