Home / 104,772.18-144,586.22-57,025.42

Finding the Fourth Proportional to 104,772.18, 144,586.22 and 57,025.42

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Solution

The fourth proportional to 104,772.18, 144,586.22 and 57,025.42 is: 78,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,772.18 : 144,586.22 = 57,025.42 : x
  2. Step 2: Convert to fraction form
    104,772.18/144,586.22 = 57,025.42/x
  3. Step 3: Cross multiply
    104,772.18x = 144,586.22 × 57,025.42
  4. Step 4: Simplify right side
    104,772.18x = 8,245,089,275.12
  5. Step 5: Solve for x
    x = 8,245,089,275.12/104,772.18
  6. Step 6: Final answer
    x = 78,695.40

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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.