Home / 189,613.28-284,466.64-56,492.96

Finding the Fourth Proportional to 189,613.28, 284,466.64 and 56,492.96

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Solution

The fourth proportional to 189,613.28, 284,466.64 and 56,492.96 is: 84,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,613.28 : 284,466.64 = 56,492.96 : x
  2. Step 2: Convert to fraction form
    189,613.28/284,466.64 = 56,492.96/x
  3. Step 3: Cross multiply
    189,613.28x = 284,466.64 × 56,492.96
  4. Step 4: Simplify right side
    189,613.28x = 16,070,362,514.85
  5. Step 5: Solve for x
    x = 16,070,362,514.85/189,613.28
  6. Step 6: Final answer
    x = 84,753.36

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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.