Home / 140,927.67-194,482.08-77,265.32

Finding the Fourth Proportional to 140,927.67, 194,482.08 and 77,265.32

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Solution

The fourth proportional to 140,927.67, 194,482.08 and 77,265.32 is: 106,627.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,927.67 : 194,482.08 = 77,265.32 : x
  2. Step 2: Convert to fraction form
    140,927.67/194,482.08 = 77,265.32/x
  3. Step 3: Cross multiply
    140,927.67x = 194,482.08 × 77,265.32
  4. Step 4: Simplify right side
    140,927.67x = 15,026,719,173.06
  5. Step 5: Solve for x
    x = 15,026,719,173.06/140,927.67
  6. Step 6: Final answer
    x = 106,627.17

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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.