Home / 145,034.70-217,551.38-45,194.96

Finding the Fourth Proportional to 145,034.70, 217,551.38 and 45,194.96

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Solution

The fourth proportional to 145,034.70, 217,551.38 and 45,194.96 is: 67,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,034.70 : 217,551.38 = 45,194.96 : x
  2. Step 2: Convert to fraction form
    145,034.70/217,551.38 = 45,194.96/x
  3. Step 3: Cross multiply
    145,034.70x = 217,551.38 × 45,194.96
  4. Step 4: Simplify right side
    145,034.70x = 9,832,224,603.31
  5. Step 5: Solve for x
    x = 9,832,224,603.31/145,034.70
  6. Step 6: Final answer
    x = 67,792.22

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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.