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Finding the Fourth Proportional to 234,081.10, 350,246.85 and 155,349.10

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Solution

The fourth proportional to 234,081.10, 350,246.85 and 155,349.10 is: 232,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,081.10 : 350,246.85 = 155,349.10 : x
  2. Step 2: Convert to fraction form
    234,081.10/350,246.85 = 155,349.10/x
  3. Step 3: Cross multiply
    234,081.10x = 350,246.85 × 155,349.10
  4. Step 4: Simplify right side
    234,081.10x = 54,410,532,925.34
  5. Step 5: Solve for x
    x = 54,410,532,925.34/234,081.10
  6. Step 6: Final answer
    x = 232,443.08

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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.