Home / 227,002.17-340,385.02-84,730.45

Finding the Fourth Proportional to 227,002.17, 340,385.02 and 84,730.45

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Solution

The fourth proportional to 227,002.17, 340,385.02 and 84,730.45 is: 127,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,002.17 : 340,385.02 = 84,730.45 : x
  2. Step 2: Convert to fraction form
    227,002.17/340,385.02 = 84,730.45/x
  3. Step 3: Cross multiply
    227,002.17x = 340,385.02 × 84,730.45
  4. Step 4: Simplify right side
    227,002.17x = 28,840,976,557.00
  5. Step 5: Solve for x
    x = 28,840,976,557.00/227,002.17
  6. Step 6: Final answer
    x = 127,051.55

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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.