Home / 342,738.24-514,008.64-118,089.60

Finding the Fourth Proportional to 342,738.24, 514,008.64 and 118,089.60

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Solution

The fourth proportional to 342,738.24, 514,008.64 and 118,089.60 is: 177,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,738.24 : 514,008.64 = 118,089.60 : x
  2. Step 2: Convert to fraction form
    342,738.24/514,008.64 = 118,089.60/x
  3. Step 3: Cross multiply
    342,738.24x = 514,008.64 × 118,089.60
  4. Step 4: Simplify right side
    342,738.24x = 60,699,074,694.14
  5. Step 5: Solve for x
    x = 60,699,074,694.14/342,738.24
  6. Step 6: Final answer
    x = 177,100.39

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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.