Home / 124,811.40-187,217.10-117,922.35

Finding the Fourth Proportional to 124,811.40, 187,217.10 and 117,922.35

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Solution

The fourth proportional to 124,811.40, 187,217.10 and 117,922.35 is: 176,883.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811.40 : 187,217.10 = 117,922.35 : x
  2. Step 2: Convert to fraction form
    124,811.40/187,217.10 = 117,922.35/x
  3. Step 3: Cross multiply
    124,811.40x = 187,217.10 × 117,922.35
  4. Step 4: Simplify right side
    124,811.40x = 22,077,080,392.19
  5. Step 5: Solve for x
    x = 22,077,080,392.19/124,811.40
  6. Step 6: Final answer
    x = 176,883.53

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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.