Home / 126,733.59-174,931.32-73,054.48

Finding the Fourth Proportional to 126,733.59, 174,931.32 and 73,054.48

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Solution

The fourth proportional to 126,733.59, 174,931.32 and 73,054.48 is: 100,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,733.59 : 174,931.32 = 73,054.48 : x
  2. Step 2: Convert to fraction form
    126,733.59/174,931.32 = 73,054.48/x
  3. Step 3: Cross multiply
    126,733.59x = 174,931.32 × 73,054.48
  4. Step 4: Simplify right side
    126,733.59x = 12,779,516,618.31
  5. Step 5: Solve for x
    x = 12,779,516,618.31/126,733.59
  6. Step 6: Final answer
    x = 100,837.64

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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.