Home / 126,562.26-174,605.67-72,818.34

Finding the Fourth Proportional to 126,562.26, 174,605.67 and 72,818.34

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Solution

The fourth proportional to 126,562.26, 174,605.67 and 72,818.34 is: 100,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,562.26 : 174,605.67 = 72,818.34 : x
  2. Step 2: Convert to fraction form
    126,562.26/174,605.67 = 72,818.34/x
  3. Step 3: Cross multiply
    126,562.26x = 174,605.67 × 72,818.34
  4. Step 4: Simplify right side
    126,562.26x = 12,714,495,043.99
  5. Step 5: Solve for x
    x = 12,714,495,043.99/126,562.26
  6. Step 6: Final answer
    x = 100,460.40

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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.