Home / 124,316.40-186,037.20-113,818.80

Finding the Fourth Proportional to 124,316.40, 186,037.20 and 113,818.80

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Solution

The fourth proportional to 124,316.40, 186,037.20 and 113,818.80 is: 170,327.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,316.40 : 186,037.20 = 113,818.80 : x
  2. Step 2: Convert to fraction form
    124,316.40/186,037.20 = 113,818.80/x
  3. Step 3: Cross multiply
    124,316.40x = 186,037.20 × 113,818.80
  4. Step 4: Simplify right side
    124,316.40x = 21,174,530,859.36
  5. Step 5: Solve for x
    x = 21,174,530,859.36/124,316.40
  6. Step 6: Final answer
    x = 170,327.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.