Home / 94,018.90-129,743.85-51,577.06

Finding the Fourth Proportional to 94,018.90, 129,743.85 and 51,577.06

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Solution

The fourth proportional to 94,018.90, 129,743.85 and 51,577.06 is: 71,175.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,018.90 : 129,743.85 = 51,577.06 : x
  2. Step 2: Convert to fraction form
    94,018.90/129,743.85 = 51,577.06/x
  3. Step 3: Cross multiply
    94,018.90x = 129,743.85 × 51,577.06
  4. Step 4: Simplify right side
    94,018.90x = 6,691,806,205.14
  5. Step 5: Solve for x
    x = 6,691,806,205.14/94,018.90
  6. Step 6: Final answer
    x = 71,175.12

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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.