Home / 146,332.20-219,366.90-57,646.20

Finding the Fourth Proportional to 146,332.20, 219,366.90 and 57,646.20

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Solution

The fourth proportional to 146,332.20, 219,366.90 and 57,646.20 is: 86,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,332.20 : 219,366.90 = 57,646.20 : x
  2. Step 2: Convert to fraction form
    146,332.20/219,366.90 = 57,646.20/x
  3. Step 3: Cross multiply
    146,332.20x = 219,366.90 × 57,646.20
  4. Step 4: Simplify right side
    146,332.20x = 12,645,668,190.78
  5. Step 5: Solve for x
    x = 12,645,668,190.78/146,332.20
  6. Step 6: Final answer
    x = 86,417.54

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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.