Home / 260,565.45-359,550.05-145,850.48

Finding the Fourth Proportional to 260,565.45, 359,550.05 and 145,850.48

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Solution

The fourth proportional to 260,565.45, 359,550.05 and 145,850.48 is: 201,256.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,565.45 : 359,550.05 = 145,850.48 : x
  2. Step 2: Convert to fraction form
    260,565.45/359,550.05 = 145,850.48/x
  3. Step 3: Cross multiply
    260,565.45x = 359,550.05 × 145,850.48
  4. Step 4: Simplify right side
    260,565.45x = 52,440,547,376.52
  5. Step 5: Solve for x
    x = 52,440,547,376.52/260,565.45
  6. Step 6: Final answer
    x = 201,256.72

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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.