Home / 163,036.08-225,002.82-90,446.13

Finding the Fourth Proportional to 163,036.08, 225,002.82 and 90,446.13

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Solution

The fourth proportional to 163,036.08, 225,002.82 and 90,446.13 is: 124,822.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,036.08 : 225,002.82 = 90,446.13 : x
  2. Step 2: Convert to fraction form
    163,036.08/225,002.82 = 90,446.13/x
  3. Step 3: Cross multiply
    163,036.08x = 225,002.82 × 90,446.13
  4. Step 4: Simplify right side
    163,036.08x = 20,350,634,308.09
  5. Step 5: Solve for x
    x = 20,350,634,308.09/163,036.08
  6. Step 6: Final answer
    x = 124,822.89

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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.