Home / 178,254.60-245,987.40-97,680.36

Finding the Fourth Proportional to 178,254.60, 245,987.40 and 97,680.36

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Solution

The fourth proportional to 178,254.60, 245,987.40 and 97,680.36 is: 134,796.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,254.60 : 245,987.40 = 97,680.36 : x
  2. Step 2: Convert to fraction form
    178,254.60/245,987.40 = 97,680.36/x
  3. Step 3: Cross multiply
    178,254.60x = 245,987.40 × 97,680.36
  4. Step 4: Simplify right side
    178,254.60x = 24,028,137,787.46
  5. Step 5: Solve for x
    x = 24,028,137,787.46/178,254.60
  6. Step 6: Final answer
    x = 134,796.73

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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.