Home / 110,607.20-165,988.56-100,031.84

Finding the Fourth Proportional to 110,607.20, 165,988.56 and 100,031.84

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Solution

The fourth proportional to 110,607.20, 165,988.56 and 100,031.84 is: 150,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,607.20 : 165,988.56 = 100,031.84 : x
  2. Step 2: Convert to fraction form
    110,607.20/165,988.56 = 100,031.84/x
  3. Step 3: Cross multiply
    110,607.20x = 165,988.56 × 100,031.84
  4. Step 4: Simplify right side
    110,607.20x = 16,604,141,075.75
  5. Step 5: Solve for x
    x = 16,604,141,075.75/110,607.20
  6. Step 6: Final answer
    x = 150,118.09

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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.