Home / 142,737.04-214,135.62-53,988.60

Finding the Fourth Proportional to 142,737.04, 214,135.62 and 53,988.60

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Solution

The fourth proportional to 142,737.04, 214,135.62 and 53,988.60 is: 80,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,737.04 : 214,135.62 = 53,988.60 : x
  2. Step 2: Convert to fraction form
    142,737.04/214,135.62 = 53,988.60/x
  3. Step 3: Cross multiply
    142,737.04x = 214,135.62 × 53,988.60
  4. Step 4: Simplify right side
    142,737.04x = 11,560,882,333.93
  5. Step 5: Solve for x
    x = 11,560,882,333.93/142,737.04
  6. Step 6: Final answer
    x = 80,994.27

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1.5x scale

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.