Home / 164,423.36-226,726.41-142,727.18

Finding the Fourth Proportional to 164,423.36, 226,726.41 and 142,727.18

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Solution

The fourth proportional to 164,423.36, 226,726.41 and 142,727.18 is: 196,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,423.36 : 226,726.41 = 142,727.18 : x
  2. Step 2: Convert to fraction form
    164,423.36/226,726.41 = 142,727.18/x
  3. Step 3: Cross multiply
    164,423.36x = 226,726.41 × 142,727.18
  4. Step 4: Simplify right side
    164,423.36x = 32,360,019,997.19
  5. Step 5: Solve for x
    x = 32,360,019,997.19/164,423.36
  6. Step 6: Final answer
    x = 196,809.15

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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.