Home / 164,246.10-246,311.55-85,334.10

Finding the Fourth Proportional to 164,246.10, 246,311.55 and 85,334.10

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Solution

The fourth proportional to 164,246.10, 246,311.55 and 85,334.10 is: 127,971.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,246.10 : 246,311.55 = 85,334.10 : x
  2. Step 2: Convert to fraction form
    164,246.10/246,311.55 = 85,334.10/x
  3. Step 3: Cross multiply
    164,246.10x = 246,311.55 × 85,334.10
  4. Step 4: Simplify right side
    164,246.10x = 21,018,774,438.86
  5. Step 5: Solve for x
    x = 21,018,774,438.86/164,246.10
  6. Step 6: Final answer
    x = 127,971.22

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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.