Home / 146,120.28-219,182.01-51,353.16

Finding the Fourth Proportional to 146,120.28, 219,182.01 and 51,353.16

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Solution

The fourth proportional to 146,120.28, 219,182.01 and 51,353.16 is: 77,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120.28 : 219,182.01 = 51,353.16 : x
  2. Step 2: Convert to fraction form
    146,120.28/219,182.01 = 51,353.16/x
  3. Step 3: Cross multiply
    146,120.28x = 219,182.01 × 51,353.16
  4. Step 4: Simplify right side
    146,120.28x = 11,255,688,636.08
  5. Step 5: Solve for x
    x = 11,255,688,636.08/146,120.28
  6. Step 6: Final answer
    x = 77,030.30

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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.