Home / 189,829.08-284,646.56-63,423.72

Finding the Fourth Proportional to 189,829.08, 284,646.56 and 63,423.72

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Solution

The fourth proportional to 189,829.08, 284,646.56 and 63,423.72 is: 95,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,829.08 : 284,646.56 = 63,423.72 : x
  2. Step 2: Convert to fraction form
    189,829.08/284,646.56 = 63,423.72/x
  3. Step 3: Cross multiply
    189,829.08x = 284,646.56 × 63,423.72
  4. Step 4: Simplify right side
    189,829.08x = 18,053,343,403.28
  5. Step 5: Solve for x
    x = 18,053,343,403.28/189,829.08
  6. Step 6: Final answer
    x = 95,103.15

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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.