Home / 93,742.95-140,570.67-54,311.34

Finding the Fourth Proportional to 93,742.95, 140,570.67 and 54,311.34

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Solution

The fourth proportional to 93,742.95, 140,570.67 and 54,311.34 is: 81,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,742.95 : 140,570.67 = 54,311.34 : x
  2. Step 2: Convert to fraction form
    93,742.95/140,570.67 = 54,311.34/x
  3. Step 3: Cross multiply
    93,742.95x = 140,570.67 × 54,311.34
  4. Step 4: Simplify right side
    93,742.95x = 7,634,581,452.40
  5. Step 5: Solve for x
    x = 7,634,581,452.40/93,742.95
  6. Step 6: Final answer
    x = 81,441.66

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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.