Home / 272,342.19-375,826.80-151,480.86

Finding the Fourth Proportional to 272,342.19, 375,826.80 and 151,480.86

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Solution

The fourth proportional to 272,342.19, 375,826.80 and 151,480.86 is: 209,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,342.19 : 375,826.80 = 151,480.86 : x
  2. Step 2: Convert to fraction form
    272,342.19/375,826.80 = 151,480.86/x
  3. Step 3: Cross multiply
    272,342.19x = 375,826.80 × 151,480.86
  4. Step 4: Simplify right side
    272,342.19x = 56,930,566,875.05
  5. Step 5: Solve for x
    x = 56,930,566,875.05/272,342.19
  6. Step 6: Final answer
    x = 209,040.57

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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.