Home / 178,116.90-245,967.84-114,565.02

Finding the Fourth Proportional to 178,116.90, 245,967.84 and 114,565.02

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Solution

The fourth proportional to 178,116.90, 245,967.84 and 114,565.02 is: 158,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,116.90 : 245,967.84 = 114,565.02 : x
  2. Step 2: Convert to fraction form
    178,116.90/245,967.84 = 114,565.02/x
  3. Step 3: Cross multiply
    178,116.90x = 245,967.84 × 114,565.02
  4. Step 4: Simplify right side
    178,116.90x = 28,179,310,508.96
  5. Step 5: Solve for x
    x = 28,179,310,508.96/178,116.90
  6. Step 6: Final answer
    x = 158,206.83

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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.