Home / 163,009.40-244,514.10-129,548.30

Finding the Fourth Proportional to 163,009.40, 244,514.10 and 129,548.30

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Solution

The fourth proportional to 163,009.40, 244,514.10 and 129,548.30 is: 194,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,009.40 : 244,514.10 = 129,548.30 : x
  2. Step 2: Convert to fraction form
    163,009.40/244,514.10 = 129,548.30/x
  3. Step 3: Cross multiply
    163,009.40x = 244,514.10 × 129,548.30
  4. Step 4: Simplify right side
    163,009.40x = 31,676,385,981.03
  5. Step 5: Solve for x
    x = 31,676,385,981.03/163,009.40
  6. Step 6: Final answer
    x = 194,322.45

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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.