Home / 210,577.32-316,084.68-122,003.82

Finding the Fourth Proportional to 210,577.32, 316,084.68 and 122,003.82

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Solution

The fourth proportional to 210,577.32, 316,084.68 and 122,003.82 is: 183,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,577.32 : 316,084.68 = 122,003.82 : x
  2. Step 2: Convert to fraction form
    210,577.32/316,084.68 = 122,003.82/x
  3. Step 3: Cross multiply
    210,577.32x = 316,084.68 × 122,003.82
  4. Step 4: Simplify right side
    210,577.32x = 38,563,538,403.48
  5. Step 5: Solve for x
    x = 38,563,538,403.48/210,577.32
  6. Step 6: Final answer
    x = 183,132.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.