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Finding the Fourth Proportional to 230,159.75, 317,534.49 and 229,804.94

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Solution

The fourth proportional to 230,159.75, 317,534.49 and 229,804.94 is: 317,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,159.75 : 317,534.49 = 229,804.94 : x
  2. Step 2: Convert to fraction form
    230,159.75/317,534.49 = 229,804.94/x
  3. Step 3: Cross multiply
    230,159.75x = 317,534.49 × 229,804.94
  4. Step 4: Simplify right side
    230,159.75x = 72,970,992,834.71
  5. Step 5: Solve for x
    x = 72,970,992,834.71/230,159.75
  6. Step 6: Final answer
    x = 317,044.98

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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.