Home / 272,637.71-376,185.08-165,145.30

Finding the Fourth Proportional to 272,637.71, 376,185.08 and 165,145.30

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Solution

The fourth proportional to 272,637.71, 376,185.08 and 165,145.30 is: 227,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,637.71 : 376,185.08 = 165,145.30 : x
  2. Step 2: Convert to fraction form
    272,637.71/376,185.08 = 165,145.30/x
  3. Step 3: Cross multiply
    272,637.71x = 376,185.08 × 165,145.30
  4. Step 4: Simplify right side
    272,637.71x = 62,125,197,364.52
  5. Step 5: Solve for x
    x = 62,125,197,364.52/272,637.71
  6. Step 6: Final answer
    x = 227,867.22

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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.