Home / 260,376.96-359,354.75-145,699.66

Finding the Fourth Proportional to 260,376.96, 359,354.75 and 145,699.66

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Solution

The fourth proportional to 260,376.96, 359,354.75 and 145,699.66 is: 201,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,376.96 : 359,354.75 = 145,699.66 : x
  2. Step 2: Convert to fraction form
    260,376.96/359,354.75 = 145,699.66/x
  3. Step 3: Cross multiply
    260,376.96x = 359,354.75 × 145,699.66
  4. Step 4: Simplify right side
    260,376.96x = 52,357,864,615.08
  5. Step 5: Solve for x
    x = 52,357,864,615.08/260,376.96
  6. Step 6: Final answer
    x = 201,084.86

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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.