Home / 142,840.84-214,275.85-49,334.44

Finding the Fourth Proportional to 142,840.84, 214,275.85 and 49,334.44

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Solution

The fourth proportional to 142,840.84, 214,275.85 and 49,334.44 is: 74,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,840.84 : 214,275.85 = 49,334.44 : x
  2. Step 2: Convert to fraction form
    142,840.84/214,275.85 = 49,334.44/x
  3. Step 3: Cross multiply
    142,840.84x = 214,275.85 × 49,334.44
  4. Step 4: Simplify right side
    142,840.84x = 10,571,178,406.25
  5. Step 5: Solve for x
    x = 10,571,178,406.25/142,840.84
  6. Step 6: Final answer
    x = 74,006.70

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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.