Home / 134,148.39-201,210.27-45,391.71

Finding the Fourth Proportional to 134,148.39, 201,210.27 and 45,391.71

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Solution

The fourth proportional to 134,148.39, 201,210.27 and 45,391.71 is: 68,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,148.39 : 201,210.27 = 45,391.71 : x
  2. Step 2: Convert to fraction form
    134,148.39/201,210.27 = 45,391.71/x
  3. Step 3: Cross multiply
    134,148.39x = 201,210.27 × 45,391.71
  4. Step 4: Simplify right side
    134,148.39x = 9,133,278,224.86
  5. Step 5: Solve for x
    x = 9,133,278,224.86/134,148.39
  6. Step 6: Final answer
    x = 68,083.40

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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.