Home / 222,660.04-307,264.50-127,164.76

Finding the Fourth Proportional to 222,660.04, 307,264.50 and 127,164.76

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Solution

The fourth proportional to 222,660.04, 307,264.50 and 127,164.76 is: 175,483.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,660.04 : 307,264.50 = 127,164.76 : x
  2. Step 2: Convert to fraction form
    222,660.04/307,264.50 = 127,164.76/x
  3. Step 3: Cross multiply
    222,660.04x = 307,264.50 × 127,164.76
  4. Step 4: Simplify right side
    222,660.04x = 39,073,216,399.02
  5. Step 5: Solve for x
    x = 39,073,216,399.02/222,660.04
  6. Step 6: Final answer
    x = 175,483.74

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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.