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Finding the Fourth Proportional to 234,728.01, 352,003.61 and 84,931.26

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Solution

The fourth proportional to 234,728.01, 352,003.61 and 84,931.26 is: 127,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,728.01 : 352,003.61 = 84,931.26 : x
  2. Step 2: Convert to fraction form
    234,728.01/352,003.61 = 84,931.26/x
  3. Step 3: Cross multiply
    234,728.01x = 352,003.61 × 84,931.26
  4. Step 4: Simplify right side
    234,728.01x = 29,896,109,697.19
  5. Step 5: Solve for x
    x = 29,896,109,697.19/234,728.01
  6. Step 6: Final answer
    x = 127,364.90

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1.5x scale

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.