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Finding the Fourth Proportional to 259,575.53, 358,290.83 and 152,168.81

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Solution

The fourth proportional to 259,575.53, 358,290.83 and 152,168.81 is: 210,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,575.53 : 358,290.83 = 152,168.81 : x
  2. Step 2: Convert to fraction form
    259,575.53/358,290.83 = 152,168.81/x
  3. Step 3: Cross multiply
    259,575.53x = 358,290.83 × 152,168.81
  4. Step 4: Simplify right side
    259,575.53x = 54,520,687,823.98
  5. Step 5: Solve for x
    x = 54,520,687,823.98/259,575.53
  6. Step 6: Final answer
    x = 210,037.86

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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.