Home / 94,559.90-141,840.30-28,001.28

Finding the Fourth Proportional to 94,559.90, 141,840.30 and 28,001.28

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Solution

The fourth proportional to 94,559.90, 141,840.30 and 28,001.28 is: 42,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,559.90 : 141,840.30 = 28,001.28 : x
  2. Step 2: Convert to fraction form
    94,559.90/141,840.30 = 28,001.28/x
  3. Step 3: Cross multiply
    94,559.90x = 141,840.30 × 28,001.28
  4. Step 4: Simplify right side
    94,559.90x = 3,971,709,955.58
  5. Step 5: Solve for x
    x = 3,971,709,955.58/94,559.90
  6. Step 6: Final answer
    x = 42,002.06

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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.