Home / 247,636.41-371,090.40-146,330.31

Finding the Fourth Proportional to 247,636.41, 371,090.40 and 146,330.31

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Solution

The fourth proportional to 247,636.41, 371,090.40 and 146,330.31 is: 219,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,636.41 : 371,090.40 = 146,330.31 : x
  2. Step 2: Convert to fraction form
    247,636.41/371,090.40 = 146,330.31/x
  3. Step 3: Cross multiply
    247,636.41x = 371,090.40 × 146,330.31
  4. Step 4: Simplify right side
    247,636.41x = 54,301,773,270.02
  5. Step 5: Solve for x
    x = 54,301,773,270.02/247,636.41
  6. Step 6: Final answer
    x = 219,280.25

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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.