Home / 104,624.11-144,375.14-56,877.04

Finding the Fourth Proportional to 104,624.11, 144,375.14 and 56,877.04

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Solution

The fourth proportional to 104,624.11, 144,375.14 and 56,877.04 is: 78,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,624.11 : 144,375.14 = 56,877.04 : x
  2. Step 2: Convert to fraction form
    104,624.11/144,375.14 = 56,877.04/x
  3. Step 3: Cross multiply
    104,624.11x = 144,375.14 × 56,877.04
  4. Step 4: Simplify right side
    104,624.11x = 8,211,630,935.45
  5. Step 5: Solve for x
    x = 8,211,630,935.45/104,624.11
  6. Step 6: Final answer
    x = 78,486.98

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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.