Home / 126,212.64-174,177.06-69,627.66

Finding the Fourth Proportional to 126,212.64, 174,177.06 and 69,627.66

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Solution

The fourth proportional to 126,212.64, 174,177.06 and 69,627.66 is: 96,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,212.64 : 174,177.06 = 69,627.66 : x
  2. Step 2: Convert to fraction form
    126,212.64/174,177.06 = 69,627.66/x
  3. Step 3: Cross multiply
    126,212.64x = 174,177.06 × 69,627.66
  4. Step 4: Simplify right side
    126,212.64x = 12,127,541,113.48
  5. Step 5: Solve for x
    x = 12,127,541,113.48/126,212.64
  6. Step 6: Final answer
    x = 96,088.17

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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.