Home / 126,543.47-174,626.94-69,183.16

Finding the Fourth Proportional to 126,543.47, 174,626.94 and 69,183.16

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Solution

The fourth proportional to 126,543.47, 174,626.94 and 69,183.16 is: 95,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,543.47 : 174,626.94 = 69,183.16 : x
  2. Step 2: Convert to fraction form
    126,543.47/174,626.94 = 69,183.16/x
  3. Step 3: Cross multiply
    126,543.47x = 174,626.94 × 69,183.16
  4. Step 4: Simplify right side
    126,543.47x = 12,081,243,946.32
  5. Step 5: Solve for x
    x = 12,081,243,946.32/126,543.47
  6. Step 6: Final answer
    x = 95,471.10

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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.