Home / 207,300.42-310,972.85-57,541.34

Finding the Fourth Proportional to 207,300.42, 310,972.85 and 57,541.34

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Solution

The fourth proportional to 207,300.42, 310,972.85 and 57,541.34 is: 86,318.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,300.42 : 310,972.85 = 57,541.34 : x
  2. Step 2: Convert to fraction form
    207,300.42/310,972.85 = 57,541.34/x
  3. Step 3: Cross multiply
    207,300.42x = 310,972.85 × 57,541.34
  4. Step 4: Simplify right side
    207,300.42x = 17,893,792,650.05
  5. Step 5: Solve for x
    x = 17,893,792,650.05/207,300.42
  6. Step 6: Final answer
    x = 86,318.17

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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.