Home / 246,428.58-340,071.21-133,251.06

Finding the Fourth Proportional to 246,428.58, 340,071.21 and 133,251.06

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Solution

The fourth proportional to 246,428.58, 340,071.21 and 133,251.06 is: 183,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,428.58 : 340,071.21 = 133,251.06 : x
  2. Step 2: Convert to fraction form
    246,428.58/340,071.21 = 133,251.06/x
  3. Step 3: Cross multiply
    246,428.58x = 340,071.21 × 133,251.06
  4. Step 4: Simplify right side
    246,428.58x = 45,314,849,207.98
  5. Step 5: Solve for x
    x = 45,314,849,207.98/246,428.58
  6. Step 6: Final answer
    x = 183,886.34

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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.