Home / 63,679.40-95,389.05-30,298.58

Finding the Fourth Proportional to 63,679.40, 95,389.05 and 30,298.58

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Solution

The fourth proportional to 63,679.40, 95,389.05 and 30,298.58 is: 45,385.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,679.40 : 95,389.05 = 30,298.58 : x
  2. Step 2: Convert to fraction form
    63,679.40/95,389.05 = 30,298.58/x
  3. Step 3: Cross multiply
    63,679.40x = 95,389.05 × 30,298.58
  4. Step 4: Simplify right side
    63,679.40x = 2,890,152,762.55
  5. Step 5: Solve for x
    x = 2,890,152,762.55/63,679.40
  6. Step 6: Final answer
    x = 45,385.99

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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.