Home / 94,131.06-129,901.02-51,692.28

Finding the Fourth Proportional to 94,131.06, 129,901.02 and 51,692.28

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Solution

The fourth proportional to 94,131.06, 129,901.02 and 51,692.28 is: 71,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,131.06 : 129,901.02 = 51,692.28 : x
  2. Step 2: Convert to fraction form
    94,131.06/129,901.02 = 51,692.28/x
  3. Step 3: Cross multiply
    94,131.06x = 129,901.02 × 51,692.28
  4. Step 4: Simplify right side
    94,131.06x = 6,714,879,248.62
  5. Step 5: Solve for x
    x = 6,714,879,248.62/94,131.06
  6. Step 6: Final answer
    x = 71,335.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.