Home / 220,317.17-304,036.94-124,842.06

Finding the Fourth Proportional to 220,317.17, 304,036.94 and 124,842.06

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Solution

The fourth proportional to 220,317.17, 304,036.94 and 124,842.06 is: 172,281.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,317.17 : 304,036.94 = 124,842.06 : x
  2. Step 2: Convert to fraction form
    220,317.17/304,036.94 = 124,842.06/x
  3. Step 3: Cross multiply
    220,317.17x = 304,036.94 × 124,842.06
  4. Step 4: Simplify right side
    220,317.17x = 37,956,598,217.80
  5. Step 5: Solve for x
    x = 37,956,598,217.80/220,317.17
  6. Step 6: Final answer
    x = 172,281.62

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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.