Home / 163,875.96-226,149.20-91,278.27

Finding the Fourth Proportional to 163,875.96, 226,149.20 and 91,278.27

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Solution

The fourth proportional to 163,875.96, 226,149.20 and 91,278.27 is: 125,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,875.96 : 226,149.20 = 91,278.27 : x
  2. Step 2: Convert to fraction form
    163,875.96/226,149.20 = 91,278.27/x
  3. Step 3: Cross multiply
    163,875.96x = 226,149.20 × 91,278.27
  4. Step 4: Simplify right side
    163,875.96x = 20,642,507,281.49
  5. Step 5: Solve for x
    x = 20,642,507,281.49/163,875.96
  6. Step 6: Final answer
    x = 125,964.22

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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.