Home / 226,479.00-312,547.07-123,120.17

Finding the Fourth Proportional to 226,479.00, 312,547.07 and 123,120.17

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Solution

The fourth proportional to 226,479.00, 312,547.07 and 123,120.17 is: 169,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,479.00 : 312,547.07 = 123,120.17 : x
  2. Step 2: Convert to fraction form
    226,479.00/312,547.07 = 123,120.17/x
  3. Step 3: Cross multiply
    226,479.00x = 312,547.07 × 123,120.17
  4. Step 4: Simplify right side
    226,479.00x = 38,480,848,308.52
  5. Step 5: Solve for x
    x = 38,480,848,308.52/226,479.00
  6. Step 6: Final answer
    x = 169,909.12

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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.