Home / 163,853.08-226,134.26-100,233.20

Finding the Fourth Proportional to 163,853.08, 226,134.26 and 100,233.20

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Solution

The fourth proportional to 163,853.08, 226,134.26 and 100,233.20 is: 138,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,853.08 : 226,134.26 = 100,233.20 : x
  2. Step 2: Convert to fraction form
    163,853.08/226,134.26 = 100,233.20/x
  3. Step 3: Cross multiply
    163,853.08x = 226,134.26 × 100,233.20
  4. Step 4: Simplify right side
    163,853.08x = 22,666,160,509.43
  5. Step 5: Solve for x
    x = 22,666,160,509.43/163,853.08
  6. Step 6: Final answer
    x = 138,332.22

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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.