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Finding the Fourth Proportional to 242,491.46, 334,624.92 and 133,574.45

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Solution

The fourth proportional to 242,491.46, 334,624.92 and 133,574.45 is: 184,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,491.46 : 334,624.92 = 133,574.45 : x
  2. Step 2: Convert to fraction form
    242,491.46/334,624.92 = 133,574.45/x
  3. Step 3: Cross multiply
    242,491.46x = 334,624.92 × 133,574.45
  4. Step 4: Simplify right side
    242,491.46x = 44,697,339,645.29
  5. Step 5: Solve for x
    x = 44,697,339,645.29/242,491.46
  6. Step 6: Final answer
    x = 184,325.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.