Home / 162,015.30-243,059.40-95,421.15

Finding the Fourth Proportional to 162,015.30, 243,059.40 and 95,421.15

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Solution

The fourth proportional to 162,015.30, 243,059.40 and 95,421.15 is: 143,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,015.30 : 243,059.40 = 95,421.15 : x
  2. Step 2: Convert to fraction form
    162,015.30/243,059.40 = 95,421.15/x
  3. Step 3: Cross multiply
    162,015.30x = 243,059.40 × 95,421.15
  4. Step 4: Simplify right side
    162,015.30x = 23,193,007,466.31
  5. Step 5: Solve for x
    x = 23,193,007,466.31/162,015.30
  6. Step 6: Final answer
    x = 143,153.19

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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.