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Finding the Fourth Proportional to 350,160.82, 525,315.04 and 113,485.05

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Solution

The fourth proportional to 350,160.82, 525,315.04 and 113,485.05 is: 170,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,160.82 : 525,315.04 = 113,485.05 : x
  2. Step 2: Convert to fraction form
    350,160.82/525,315.04 = 113,485.05/x
  3. Step 3: Cross multiply
    350,160.82x = 525,315.04 × 113,485.05
  4. Step 4: Simplify right side
    350,160.82x = 59,615,402,550.58
  5. Step 5: Solve for x
    x = 59,615,402,550.58/350,160.82
  6. Step 6: Final answer
    x = 170,251.49

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1.5x scale

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.