Home / 146,521.70-220,219.95-127,276.10

Finding the Fourth Proportional to 146,521.70, 220,219.95 and 127,276.10

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Solution

The fourth proportional to 146,521.70, 220,219.95 and 127,276.10 is: 191,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,521.70 : 220,219.95 = 127,276.10 : x
  2. Step 2: Convert to fraction form
    146,521.70/220,219.95 = 127,276.10/x
  3. Step 3: Cross multiply
    146,521.70x = 220,219.95 × 127,276.10
  4. Step 4: Simplify right side
    146,521.70x = 28,028,736,378.20
  5. Step 5: Solve for x
    x = 28,028,736,378.20/146,521.70
  6. Step 6: Final answer
    x = 191,294.10

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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.