Home / 126,886.50-190,342.61-46,945.58

Finding the Fourth Proportional to 126,886.50, 190,342.61 and 46,945.58

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Solution

The fourth proportional to 126,886.50, 190,342.61 and 46,945.58 is: 70,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,886.50 : 190,342.61 = 46,945.58 : x
  2. Step 2: Convert to fraction form
    126,886.50/190,342.61 = 46,945.58/x
  3. Step 3: Cross multiply
    126,886.50x = 190,342.61 × 46,945.58
  4. Step 4: Simplify right side
    126,886.50x = 8,935,743,214.77
  5. Step 5: Solve for x
    x = 8,935,743,214.77/126,886.50
  6. Step 6: Final answer
    x = 70,423.12

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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.