Home / 199,408.48-275,176.90-118,794.22

Finding the Fourth Proportional to 199,408.48, 275,176.90 and 118,794.22

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Solution

The fourth proportional to 199,408.48, 275,176.90 and 118,794.22 is: 163,931.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,408.48 : 275,176.90 = 118,794.22 : x
  2. Step 2: Convert to fraction form
    199,408.48/275,176.90 = 118,794.22/x
  3. Step 3: Cross multiply
    199,408.48x = 275,176.90 × 118,794.22
  4. Step 4: Simplify right side
    199,408.48x = 32,689,425,197.52
  5. Step 5: Solve for x
    x = 32,689,425,197.52/199,408.48
  6. Step 6: Final answer
    x = 163,931.97

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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.