Home / 188,660.04-282,990.51-55,541.90

Finding the Fourth Proportional to 188,660.04, 282,990.51 and 55,541.90

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Solution

The fourth proportional to 188,660.04, 282,990.51 and 55,541.90 is: 83,312.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,660.04 : 282,990.51 = 55,541.90 : x
  2. Step 2: Convert to fraction form
    188,660.04/282,990.51 = 55,541.90/x
  3. Step 3: Cross multiply
    188,660.04x = 282,990.51 × 55,541.90
  4. Step 4: Simplify right side
    188,660.04x = 15,717,831,314.85
  5. Step 5: Solve for x
    x = 15,717,831,314.85/188,660.04
  6. Step 6: Final answer
    x = 83,312.99

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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.