Home / 272,352.38-375,846.29-153,120.38

Finding the Fourth Proportional to 272,352.38, 375,846.29 and 153,120.38

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Solution

The fourth proportional to 272,352.38, 375,846.29 and 153,120.38 is: 211,306.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,352.38 : 375,846.29 = 153,120.38 : x
  2. Step 2: Convert to fraction form
    272,352.38/375,846.29 = 153,120.38/x
  3. Step 3: Cross multiply
    272,352.38x = 375,846.29 × 153,120.38
  4. Step 4: Simplify right side
    272,352.38x = 57,549,724,101.56
  5. Step 5: Solve for x
    x = 57,549,724,101.56/272,352.38
  6. Step 6: Final answer
    x = 211,306.12

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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.