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Finding the Fourth Proportional to 207,092.30, 310,869.04 and 107,225.67

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Solution

The fourth proportional to 207,092.30, 310,869.04 and 107,225.67 is: 160,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,092.30 : 310,869.04 = 107,225.67 : x
  2. Step 2: Convert to fraction form
    207,092.30/310,869.04 = 107,225.67/x
  3. Step 3: Cross multiply
    207,092.30x = 310,869.04 × 107,225.67
  4. Step 4: Simplify right side
    207,092.30x = 33,333,142,195.00
  5. Step 5: Solve for x
    x = 33,333,142,195.00/207,092.30
  6. Step 6: Final answer
    x = 160,957.91

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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.