Home / 126,595.32-174,562.43-81,256.18

Finding the Fourth Proportional to 126,595.32, 174,562.43 and 81,256.18

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Solution

The fourth proportional to 126,595.32, 174,562.43 and 81,256.18 is: 112,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,595.32 : 174,562.43 = 81,256.18 : x
  2. Step 2: Convert to fraction form
    126,595.32/174,562.43 = 81,256.18/x
  3. Step 3: Cross multiply
    126,595.32x = 174,562.43 × 81,256.18
  4. Step 4: Simplify right side
    126,595.32x = 14,184,276,233.32
  5. Step 5: Solve for x
    x = 14,184,276,233.32/126,595.32
  6. Step 6: Final answer
    x = 112,044.24

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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.