Home / 104,445.20-144,135.60-59,119.22

Finding the Fourth Proportional to 104,445.20, 144,135.60 and 59,119.22

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Solution

The fourth proportional to 104,445.20, 144,135.60 and 59,119.22 is: 81,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445.20 : 144,135.60 = 59,119.22 : x
  2. Step 2: Convert to fraction form
    104,445.20/144,135.60 = 59,119.22/x
  3. Step 3: Cross multiply
    104,445.20x = 144,135.60 × 59,119.22
  4. Step 4: Simplify right side
    104,445.20x = 8,521,184,246.23
  5. Step 5: Solve for x
    x = 8,521,184,246.23/104,445.20
  6. Step 6: Final answer
    x = 81,585.22

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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.