Home / 79,962.03-119,921.04-30,038.22

Finding the Fourth Proportional to 79,962.03, 119,921.04 and 30,038.22

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Solution

The fourth proportional to 79,962.03, 119,921.04 and 30,038.22 is: 45,049.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,962.03 : 119,921.04 = 30,038.22 : x
  2. Step 2: Convert to fraction form
    79,962.03/119,921.04 = 30,038.22/x
  3. Step 3: Cross multiply
    79,962.03x = 119,921.04 × 30,038.22
  4. Step 4: Simplify right side
    79,962.03x = 3,602,214,582.15
  5. Step 5: Solve for x
    x = 3,602,214,582.15/79,962.03
  6. Step 6: Final answer
    x = 45,049.06

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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.