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Finding the Fourth Proportional to 238,285.80, 357,482.16 and 110,137.32

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Solution

The fourth proportional to 238,285.80, 357,482.16 and 110,137.32 is: 165,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,285.80 : 357,482.16 = 110,137.32 : x
  2. Step 2: Convert to fraction form
    238,285.80/357,482.16 = 110,137.32/x
  3. Step 3: Cross multiply
    238,285.80x = 357,482.16 × 110,137.32
  4. Step 4: Simplify right side
    238,285.80x = 39,372,127,050.21
  5. Step 5: Solve for x
    x = 39,372,127,050.21/238,285.80
  6. Step 6: Final answer
    x = 165,230.69

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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.