Home / 189,742.79-284,613.91-49,501.42

Finding the Fourth Proportional to 189,742.79, 284,613.91 and 49,501.42

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Solution

The fourth proportional to 189,742.79, 284,613.91 and 49,501.42 is: 74,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,742.79 : 284,613.91 = 49,501.42 : x
  2. Step 2: Convert to fraction form
    189,742.79/284,613.91 = 49,501.42/x
  3. Step 3: Cross multiply
    189,742.79x = 284,613.91 × 49,501.42
  4. Step 4: Simplify right side
    189,742.79x = 14,088,791,861.46
  5. Step 5: Solve for x
    x = 14,088,791,861.46/189,742.79
  6. Step 6: Final answer
    x = 74,252.05

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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.