Home / 178,047.18-245,705.16-97,479.82

Finding the Fourth Proportional to 178,047.18, 245,705.16 and 97,479.82

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Solution

The fourth proportional to 178,047.18, 245,705.16 and 97,479.82 is: 134,522.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,047.18 : 245,705.16 = 97,479.82 : x
  2. Step 2: Convert to fraction form
    178,047.18/245,705.16 = 97,479.82/x
  3. Step 3: Cross multiply
    178,047.18x = 245,705.16 × 97,479.82
  4. Step 4: Simplify right side
    178,047.18x = 23,951,295,442.55
  5. Step 5: Solve for x
    x = 23,951,295,442.55/178,047.18
  6. Step 6: Final answer
    x = 134,522.18

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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.