Home / 247,740.60-371,014.56-140,863.10

Finding the Fourth Proportional to 247,740.60, 371,014.56 and 140,863.10

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Solution

The fourth proportional to 247,740.60, 371,014.56 and 140,863.10 is: 210,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,740.60 : 371,014.56 = 140,863.10 : x
  2. Step 2: Convert to fraction form
    247,740.60/371,014.56 = 140,863.10/x
  3. Step 3: Cross multiply
    247,740.60x = 371,014.56 × 140,863.10
  4. Step 4: Simplify right side
    247,740.60x = 52,262,261,066.74
  5. Step 5: Solve for x
    x = 52,262,261,066.74/247,740.60
  6. Step 6: Final answer
    x = 210,955.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.