Home / 47,950.49-66,200.04-42,630.60

Finding the Fourth Proportional to 47,950.49, 66,200.04 and 42,630.60

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Solution

The fourth proportional to 47,950.49, 66,200.04 and 42,630.60 is: 58,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,950.49 : 66,200.04 = 42,630.60 : x
  2. Step 2: Convert to fraction form
    47,950.49/66,200.04 = 42,630.60/x
  3. Step 3: Cross multiply
    47,950.49x = 66,200.04 × 42,630.60
  4. Step 4: Simplify right side
    47,950.49x = 2,822,147,425.22
  5. Step 5: Solve for x
    x = 2,822,147,425.22/47,950.49
  6. Step 6: Final answer
    x = 58,855.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.