Home / 226,236.65-312,209.13-124,264.50

Finding the Fourth Proportional to 226,236.65, 312,209.13 and 124,264.50

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Solution

The fourth proportional to 226,236.65, 312,209.13 and 124,264.50 is: 171,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,236.65 : 312,209.13 = 124,264.50 : x
  2. Step 2: Convert to fraction form
    226,236.65/312,209.13 = 124,264.50/x
  3. Step 3: Cross multiply
    226,236.65x = 312,209.13 × 124,264.50
  4. Step 4: Simplify right side
    226,236.65x = 38,796,513,364.36
  5. Step 5: Solve for x
    x = 38,796,513,364.36/226,236.65
  6. Step 6: Final answer
    x = 171,486.42

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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.