Home / 84,350.06-126,493.95-28,175.14

Finding the Fourth Proportional to 84,350.06, 126,493.95 and 28,175.14

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Solution

The fourth proportional to 84,350.06, 126,493.95 and 28,175.14 is: 42,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,350.06 : 126,493.95 = 28,175.14 : x
  2. Step 2: Convert to fraction form
    84,350.06/126,493.95 = 28,175.14/x
  3. Step 3: Cross multiply
    84,350.06x = 126,493.95 × 28,175.14
  4. Step 4: Simplify right side
    84,350.06x = 3,563,985,014.18
  5. Step 5: Solve for x
    x = 3,563,985,014.18/84,350.06
  6. Step 6: Final answer
    x = 42,252.31

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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.