Home / 94,972.42-142,200.08-66,850.30

Finding the Fourth Proportional to 94,972.42, 142,200.08 and 66,850.30

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Solution

The fourth proportional to 94,972.42, 142,200.08 and 66,850.30 is: 100,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,972.42 : 142,200.08 = 66,850.30 : x
  2. Step 2: Convert to fraction form
    94,972.42/142,200.08 = 66,850.30/x
  3. Step 3: Cross multiply
    94,972.42x = 142,200.08 × 66,850.30
  4. Step 4: Simplify right side
    94,972.42x = 9,506,116,962.77
  5. Step 5: Solve for x
    x = 9,506,116,962.77/94,972.42
  6. Step 6: Final answer
    x = 100,093.45

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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.