Home / 104,438.68-144,125.70-56,692.24

Finding the Fourth Proportional to 104,438.68, 144,125.70 and 56,692.24

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Solution

The fourth proportional to 104,438.68, 144,125.70 and 56,692.24 is: 78,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,438.68 : 144,125.70 = 56,692.24 : x
  2. Step 2: Convert to fraction form
    104,438.68/144,125.70 = 56,692.24/x
  3. Step 3: Cross multiply
    104,438.68x = 144,125.70 × 56,692.24
  4. Step 4: Simplify right side
    104,438.68x = 8,170,808,774.57
  5. Step 5: Solve for x
    x = 8,170,808,774.57/104,438.68
  6. Step 6: Final answer
    x = 78,235.47

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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.