Home / 142,945.04-214,266.24-48,084.88

Finding the Fourth Proportional to 142,945.04, 214,266.24 and 48,084.88

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Solution

The fourth proportional to 142,945.04, 214,266.24 and 48,084.88 is: 72,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,945.04 : 214,266.24 = 48,084.88 : x
  2. Step 2: Convert to fraction form
    142,945.04/214,266.24 = 48,084.88/x
  3. Step 3: Cross multiply
    142,945.04x = 214,266.24 × 48,084.88
  4. Step 4: Simplify right side
    142,945.04x = 10,302,966,438.45
  5. Step 5: Solve for x
    x = 10,302,966,438.45/142,945.04
  6. Step 6: Final answer
    x = 72,076.42

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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.