Home / 109,014.80-163,494.12-38,883.92

Finding the Fourth Proportional to 109,014.80, 163,494.12 and 38,883.92

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Solution

The fourth proportional to 109,014.80, 163,494.12 and 38,883.92 is: 58,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,014.80 : 163,494.12 = 38,883.92 : x
  2. Step 2: Convert to fraction form
    109,014.80/163,494.12 = 38,883.92/x
  3. Step 3: Cross multiply
    109,014.80x = 163,494.12 × 38,883.92
  4. Step 4: Simplify right side
    109,014.80x = 6,357,292,282.55
  5. Step 5: Solve for x
    x = 6,357,292,282.55/109,014.80
  6. Step 6: Final answer
    x = 58,315.86

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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.