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Finding the Fourth Proportional to 55,692.84, 83,492.35 and 37,873.58

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Solution

The fourth proportional to 55,692.84, 83,492.35 and 37,873.58 is: 56,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,692.84 : 83,492.35 = 37,873.58 : x
  2. Step 2: Convert to fraction form
    55,692.84/83,492.35 = 37,873.58/x
  3. Step 3: Cross multiply
    55,692.84x = 83,492.35 × 37,873.58
  4. Step 4: Simplify right side
    55,692.84x = 3,162,154,311.16
  5. Step 5: Solve for x
    x = 3,162,154,311.16/55,692.84
  6. Step 6: Final answer
    x = 56,778.47

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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.