Home / 130,442.10-195,737.01-55,554.46

Finding the Fourth Proportional to 130,442.10, 195,737.01 and 55,554.46

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Solution

The fourth proportional to 130,442.10, 195,737.01 and 55,554.46 is: 83,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,442.10 : 195,737.01 = 55,554.46 : x
  2. Step 2: Convert to fraction form
    130,442.10/195,737.01 = 55,554.46/x
  3. Step 3: Cross multiply
    130,442.10x = 195,737.01 × 55,554.46
  4. Step 4: Simplify right side
    130,442.10x = 10,874,063,194.89
  5. Step 5: Solve for x
    x = 10,874,063,194.89/130,442.10
  6. Step 6: Final answer
    x = 83,363.14

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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.