Home / 126,114.79-174,039.59-69,528.19

Finding the Fourth Proportional to 126,114.79, 174,039.59 and 69,528.19

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Solution

The fourth proportional to 126,114.79, 174,039.59 and 69,528.19 is: 95,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,114.79 : 174,039.59 = 69,528.19 : x
  2. Step 2: Convert to fraction form
    126,114.79/174,039.59 = 69,528.19/x
  3. Step 3: Cross multiply
    126,114.79x = 174,039.59 × 69,528.19
  4. Step 4: Simplify right side
    126,114.79x = 12,100,656,810.84
  5. Step 5: Solve for x
    x = 12,100,656,810.84/126,114.79
  6. Step 6: Final answer
    x = 95,949.55

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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.