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Finding the Fourth Proportional to 247,446.51, 371,169.63 and 89,674.71

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Solution

The fourth proportional to 247,446.51, 371,169.63 and 89,674.71 is: 134,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,446.51 : 371,169.63 = 89,674.71 : x
  2. Step 2: Convert to fraction form
    247,446.51/371,169.63 = 89,674.71/x
  3. Step 3: Cross multiply
    247,446.51x = 371,169.63 × 89,674.71
  4. Step 4: Simplify right side
    247,446.51x = 33,284,528,931.06
  5. Step 5: Solve for x
    x = 33,284,528,931.06/247,446.51
  6. Step 6: Final answer
    x = 134,512.02

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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.