Home / 142,935.02-214,251.26-48,074.90

Finding the Fourth Proportional to 142,935.02, 214,251.26 and 48,074.90

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Solution

The fourth proportional to 142,935.02, 214,251.26 and 48,074.90 is: 72,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,935.02 : 214,251.26 = 48,074.90 : x
  2. Step 2: Convert to fraction form
    142,935.02/214,251.26 = 48,074.90/x
  3. Step 3: Cross multiply
    142,935.02x = 214,251.26 × 48,074.90
  4. Step 4: Simplify right side
    142,935.02x = 10,300,107,899.37
  5. Step 5: Solve for x
    x = 10,300,107,899.37/142,935.02
  6. Step 6: Final answer
    x = 72,061.47

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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.