Home / 318,370.23-477,391.01-93,701.55

Finding the Fourth Proportional to 318,370.23, 477,391.01 and 93,701.55

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Solution

The fourth proportional to 318,370.23, 477,391.01 and 93,701.55 is: 140,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,370.23 : 477,391.01 = 93,701.55 : x
  2. Step 2: Convert to fraction form
    318,370.23/477,391.01 = 93,701.55/x
  3. Step 3: Cross multiply
    318,370.23x = 477,391.01 × 93,701.55
  4. Step 4: Simplify right side
    318,370.23x = 44,732,277,124.56
  5. Step 5: Solve for x
    x = 44,732,277,124.56/318,370.23
  6. Step 6: Final answer
    x = 140,503.96

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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.