Home / 88,899.40-133,401.70-32,778.76

Finding the Fourth Proportional to 88,899.40, 133,401.70 and 32,778.76

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Solution

The fourth proportional to 88,899.40, 133,401.70 and 32,778.76 is: 49,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,899.40 : 133,401.70 = 32,778.76 : x
  2. Step 2: Convert to fraction form
    88,899.40/133,401.70 = 32,778.76/x
  3. Step 3: Cross multiply
    88,899.40x = 133,401.70 × 32,778.76
  4. Step 4: Simplify right side
    88,899.40x = 4,372,742,307.89
  5. Step 5: Solve for x
    x = 4,372,742,307.89/88,899.40
  6. Step 6: Final answer
    x = 49,187.53

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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.