Home / 226,307.58-312,304.56-124,339.62

Finding the Fourth Proportional to 226,307.58, 312,304.56 and 124,339.62

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Solution

The fourth proportional to 226,307.58, 312,304.56 and 124,339.62 is: 171,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,307.58 : 312,304.56 = 124,339.62 : x
  2. Step 2: Convert to fraction form
    226,307.58/312,304.56 = 124,339.62/x
  3. Step 3: Cross multiply
    226,307.58x = 312,304.56 × 124,339.62
  4. Step 4: Simplify right side
    226,307.58x = 38,831,830,314.67
  5. Step 5: Solve for x
    x = 38,831,830,314.67/226,307.58
  6. Step 6: Final answer
    x = 171,588.73

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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.