Home / 94,018.46-129,748.84-51,578.24

Finding the Fourth Proportional to 94,018.46, 129,748.84 and 51,578.24

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Solution

The fourth proportional to 94,018.46, 129,748.84 and 51,578.24 is: 71,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,018.46 : 129,748.84 = 51,578.24 : x
  2. Step 2: Convert to fraction form
    94,018.46/129,748.84 = 51,578.24/x
  3. Step 3: Cross multiply
    94,018.46x = 129,748.84 × 51,578.24
  4. Step 4: Simplify right side
    94,018.46x = 6,692,216,031.55
  5. Step 5: Solve for x
    x = 6,692,216,031.55/94,018.46
  6. Step 6: Final answer
    x = 71,179.81

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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.