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Finding the Fourth Proportional to 230,597.65, 318,211.05 and 133,794.01

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Solution

The fourth proportional to 230,597.65, 318,211.05 and 133,794.01 is: 184,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,597.65 : 318,211.05 = 133,794.01 : x
  2. Step 2: Convert to fraction form
    230,597.65/318,211.05 = 133,794.01/x
  3. Step 3: Cross multiply
    230,597.65x = 318,211.05 × 133,794.01
  4. Step 4: Simplify right side
    230,597.65x = 42,574,730,814.76
  5. Step 5: Solve for x
    x = 42,574,730,814.76/230,597.65
  6. Step 6: Final answer
    x = 184,627.77

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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.