Home / 126,691.65-190,014.21-46,712.25

Finding the Fourth Proportional to 126,691.65, 190,014.21 and 46,712.25

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Solution

The fourth proportional to 126,691.65, 190,014.21 and 46,712.25 is: 70,059.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,691.65 : 190,014.21 = 46,712.25 : x
  2. Step 2: Convert to fraction form
    126,691.65/190,014.21 = 46,712.25/x
  3. Step 3: Cross multiply
    126,691.65x = 190,014.21 × 46,712.25
  4. Step 4: Simplify right side
    126,691.65x = 8,875,991,281.07
  5. Step 5: Solve for x
    x = 8,875,991,281.07/126,691.65
  6. Step 6: Final answer
    x = 70,059.80

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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.