Home / 164,276.10-246,356.55-85,364.10

Finding the Fourth Proportional to 164,276.10, 246,356.55 and 85,364.10

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Solution

The fourth proportional to 164,276.10, 246,356.55 and 85,364.10 is: 128,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,276.10 : 246,356.55 = 85,364.10 : x
  2. Step 2: Convert to fraction form
    164,276.10/246,356.55 = 85,364.10/x
  3. Step 3: Cross multiply
    164,276.10x = 246,356.55 × 85,364.10
  4. Step 4: Simplify right side
    164,276.10x = 21,030,005,169.86
  5. Step 5: Solve for x
    x = 21,030,005,169.86/164,276.10
  6. Step 6: Final answer
    x = 128,016.22

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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.