Home / 371,140.16-556,279.92-171,040.19

Finding the Fourth Proportional to 371,140.16, 556,279.92 and 171,040.19

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Solution

The fourth proportional to 371,140.16, 556,279.92 and 171,040.19 is: 256,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,140.16 : 556,279.92 = 171,040.19 : x
  2. Step 2: Convert to fraction form
    371,140.16/556,279.92 = 171,040.19/x
  3. Step 3: Cross multiply
    371,140.16x = 556,279.92 × 171,040.19
  4. Step 4: Simplify right side
    371,140.16x = 95,146,220,428.59
  5. Step 5: Solve for x
    x = 95,146,220,428.59/371,140.16
  6. Step 6: Final answer
    x = 256,361.97

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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.