Home / 94,717.77-142,100.05-28,157.62

Finding the Fourth Proportional to 94,717.77, 142,100.05 and 28,157.62

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Solution

The fourth proportional to 94,717.77, 142,100.05 and 28,157.62 is: 42,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,717.77 : 142,100.05 = 28,157.62 : x
  2. Step 2: Convert to fraction form
    94,717.77/142,100.05 = 28,157.62/x
  3. Step 3: Cross multiply
    94,717.77x = 142,100.05 × 28,157.62
  4. Step 4: Simplify right side
    94,717.77x = 4,001,199,209.88
  5. Step 5: Solve for x
    x = 4,001,199,209.88/94,717.77
  6. Step 6: Final answer
    x = 42,243.38

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1.5x scale

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.