Home / 318,106.12-477,161.22-93,465.64

Finding the Fourth Proportional to 318,106.12, 477,161.22 and 93,465.64

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Solution

The fourth proportional to 318,106.12, 477,161.22 and 93,465.64 is: 140,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,106.12 : 477,161.22 = 93,465.64 : x
  2. Step 2: Convert to fraction form
    318,106.12/477,161.22 = 93,465.64/x
  3. Step 3: Cross multiply
    318,106.12x = 477,161.22 × 93,465.64
  4. Step 4: Simplify right side
    318,106.12x = 44,598,178,810.48
  5. Step 5: Solve for x
    x = 44,598,178,810.48/318,106.12
  6. Step 6: Final answer
    x = 140,199.06

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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.