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Finding the Fourth Proportional to 230,572.61, 345,925.76 and 95,611.62

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Solution

The fourth proportional to 230,572.61, 345,925.76 and 95,611.62 is: 143,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,572.61 : 345,925.76 = 95,611.62 : x
  2. Step 2: Convert to fraction form
    230,572.61/345,925.76 = 95,611.62/x
  3. Step 3: Cross multiply
    230,572.61x = 345,925.76 × 95,611.62
  4. Step 4: Simplify right side
    230,572.61x = 33,074,521,835.27
  5. Step 5: Solve for x
    x = 33,074,521,835.27/230,572.61
  6. Step 6: Final answer
    x = 143,445.15

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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.