Home / 189,554.84-284,332.64-49,313.24

Finding the Fourth Proportional to 189,554.84, 284,332.64 and 49,313.24

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Solution

The fourth proportional to 189,554.84, 284,332.64 and 49,313.24 is: 73,969.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,554.84 : 284,332.64 = 49,313.24 : x
  2. Step 2: Convert to fraction form
    189,554.84/284,332.64 = 49,313.24/x
  3. Step 3: Cross multiply
    189,554.84x = 284,332.64 × 49,313.24
  4. Step 4: Simplify right side
    189,554.84x = 14,021,363,716.15
  5. Step 5: Solve for x
    x = 14,021,363,716.15/189,554.84
  6. Step 6: Final answer
    x = 73,969.96

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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.