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Finding the Fourth Proportional to 146,660.88, 220,017.30 and 51,946.08

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Solution

The fourth proportional to 146,660.88, 220,017.30 and 51,946.08 is: 77,928.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,660.88 : 220,017.30 = 51,946.08 : x
  2. Step 2: Convert to fraction form
    146,660.88/220,017.30 = 51,946.08/x
  3. Step 3: Cross multiply
    146,660.88x = 220,017.30 × 51,946.08
  4. Step 4: Simplify right side
    146,660.88x = 11,429,036,267.18
  5. Step 5: Solve for x
    x = 11,429,036,267.18/146,660.88
  6. Step 6: Final answer
    x = 77,928.32

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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.