Home / 220,206.70-303,864.51-152,296.30

Finding the Fourth Proportional to 220,206.70, 303,864.51 and 152,296.30

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Solution

The fourth proportional to 220,206.70, 303,864.51 and 152,296.30 is: 210,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,206.70 : 303,864.51 = 152,296.30 : x
  2. Step 2: Convert to fraction form
    220,206.70/303,864.51 = 152,296.30/x
  3. Step 3: Cross multiply
    220,206.70x = 303,864.51 × 152,296.30
  4. Step 4: Simplify right side
    220,206.70x = 46,277,440,574.31
  5. Step 5: Solve for x
    x = 46,277,440,574.31/220,206.70
  6. Step 6: Final answer
    x = 210,154.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.