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Finding the Fourth Proportional to 92,992.55, 139,488.84 and 43,045.34

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Solution

The fourth proportional to 92,992.55, 139,488.84 and 43,045.34 is: 64,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,992.55 : 139,488.84 = 43,045.34 : x
  2. Step 2: Convert to fraction form
    92,992.55/139,488.84 = 43,045.34/x
  3. Step 3: Cross multiply
    92,992.55x = 139,488.84 × 43,045.34
  4. Step 4: Simplify right side
    92,992.55x = 6,004,343,846.56
  5. Step 5: Solve for x
    x = 6,004,343,846.56/92,992.55
  6. Step 6: Final answer
    x = 64,568.01

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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.