Home / 272,535.72-376,011.78-165,071.40

Finding the Fourth Proportional to 272,535.72, 376,011.78 and 165,071.40

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Solution

The fourth proportional to 272,535.72, 376,011.78 and 165,071.40 is: 227,745.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,535.72 : 376,011.78 = 165,071.40 : x
  2. Step 2: Convert to fraction form
    272,535.72/376,011.78 = 165,071.40/x
  3. Step 3: Cross multiply
    272,535.72x = 376,011.78 × 165,071.40
  4. Step 4: Simplify right side
    272,535.72x = 62,068,790,941.09
  5. Step 5: Solve for x
    x = 62,068,790,941.09/272,535.72
  6. Step 6: Final answer
    x = 227,745.53

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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.