Home / 149,071.09-223,607.97-42,454.95

Finding the Fourth Proportional to 149,071.09, 223,607.97 and 42,454.95

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Solution

The fourth proportional to 149,071.09, 223,607.97 and 42,454.95 is: 63,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,071.09 : 223,607.97 = 42,454.95 : x
  2. Step 2: Convert to fraction form
    149,071.09/223,607.97 = 42,454.95/x
  3. Step 3: Cross multiply
    149,071.09x = 223,607.97 × 42,454.95
  4. Step 4: Simplify right side
    149,071.09x = 9,493,264,973.68
  5. Step 5: Solve for x
    x = 9,493,264,973.68/149,071.09
  6. Step 6: Final answer
    x = 63,682.80

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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.