Home / 207,026.20-310,539.30-144,040.60

Finding the Fourth Proportional to 207,026.20, 310,539.30 and 144,040.60

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Solution

The fourth proportional to 207,026.20, 310,539.30 and 144,040.60 is: 216,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,026.20 : 310,539.30 = 144,040.60 : x
  2. Step 2: Convert to fraction form
    207,026.20/310,539.30 = 144,040.60/x
  3. Step 3: Cross multiply
    207,026.20x = 310,539.30 × 144,040.60
  4. Step 4: Simplify right side
    207,026.20x = 44,730,267,095.58
  5. Step 5: Solve for x
    x = 44,730,267,095.58/207,026.20
  6. Step 6: Final answer
    x = 216,060.90

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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.