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Finding the Fourth Proportional to 252,352.40, 348,158.37 and 161,758.32

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Solution

The fourth proportional to 252,352.40, 348,158.37 and 161,758.32 is: 223,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,352.40 : 348,158.37 = 161,758.32 : x
  2. Step 2: Convert to fraction form
    252,352.40/348,158.37 = 161,758.32/x
  3. Step 3: Cross multiply
    252,352.40x = 348,158.37 × 161,758.32
  4. Step 4: Simplify right side
    252,352.40x = 56,317,513,025.14
  5. Step 5: Solve for x
    x = 56,317,513,025.14/252,352.40
  6. Step 6: Final answer
    x = 223,170.11

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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.