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Finding the Fourth Proportional to 57,347.61, 85,906.59 and 44,808.81

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Solution

The fourth proportional to 57,347.61, 85,906.59 and 44,808.81 is: 67,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,347.61 : 85,906.59 = 44,808.81 : x
  2. Step 2: Convert to fraction form
    57,347.61/85,906.59 = 44,808.81/x
  3. Step 3: Cross multiply
    57,347.61x = 85,906.59 × 44,808.81
  4. Step 4: Simplify right side
    57,347.61x = 3,849,372,069.06
  5. Step 5: Solve for x
    x = 3,849,372,069.06/57,347.61
  6. Step 6: Final answer
    x = 67,123.50

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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.