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Finding the Fourth Proportional to 232,228.62, 320,543.53 and 151,668.65

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Solution

The fourth proportional to 232,228.62, 320,543.53 and 151,668.65 is: 209,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,228.62 : 320,543.53 = 151,668.65 : x
  2. Step 2: Convert to fraction form
    232,228.62/320,543.53 = 151,668.65/x
  3. Step 3: Cross multiply
    232,228.62x = 320,543.53 × 151,668.65
  4. Step 4: Simplify right side
    232,228.62x = 48,616,404,883.52
  5. Step 5: Solve for x
    x = 48,616,404,883.52/232,228.62
  6. Step 6: Final answer
    x = 209,347.17

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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.