Home / 305,044.04-457,453.74-105,313.16

Finding the Fourth Proportional to 305,044.04, 457,453.74 and 105,313.16

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Solution

The fourth proportional to 305,044.04, 457,453.74 and 105,313.16 is: 157,930.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,044.04 : 457,453.74 = 105,313.16 : x
  2. Step 2: Convert to fraction form
    305,044.04/457,453.74 = 105,313.16/x
  3. Step 3: Cross multiply
    305,044.04x = 457,453.74 × 105,313.16
  4. Step 4: Simplify right side
    305,044.04x = 48,175,898,913.22
  5. Step 5: Solve for x
    x = 48,175,898,913.22/305,044.04
  6. Step 6: Final answer
    x = 157,930.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.