Home / 94,740.95-142,111.43-28,182.03

Finding the Fourth Proportional to 94,740.95, 142,111.43 and 28,182.03

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Solution

The fourth proportional to 94,740.95, 142,111.43 and 28,182.03 is: 42,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,740.95 : 142,111.43 = 28,182.03 : x
  2. Step 2: Convert to fraction form
    94,740.95/142,111.43 = 28,182.03/x
  3. Step 3: Cross multiply
    94,740.95x = 142,111.43 × 28,182.03
  4. Step 4: Simplify right side
    94,740.95x = 4,004,988,442.69
  5. Step 5: Solve for x
    x = 4,004,988,442.69/94,740.95
  6. Step 6: Final answer
    x = 42,273.05

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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.