Home / 182,035.12-272,692.24-85,840.63

Finding the Fourth Proportional to 182,035.12, 272,692.24 and 85,840.63

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Solution

The fourth proportional to 182,035.12, 272,692.24 and 85,840.63 is: 128,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,035.12 : 272,692.24 = 85,840.63 : x
  2. Step 2: Convert to fraction form
    182,035.12/272,692.24 = 85,840.63/x
  3. Step 3: Cross multiply
    182,035.12x = 272,692.24 × 85,840.63
  4. Step 4: Simplify right side
    182,035.12x = 23,408,073,677.71
  5. Step 5: Solve for x
    x = 23,408,073,677.71/182,035.12
  6. Step 6: Final answer
    x = 128,590.98

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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.