Home / 126,962.40-190,445.48-48,055.44

Finding the Fourth Proportional to 126,962.40, 190,445.48 and 48,055.44

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Solution

The fourth proportional to 126,962.40, 190,445.48 and 48,055.44 is: 72,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,962.40 : 190,445.48 = 48,055.44 : x
  2. Step 2: Convert to fraction form
    126,962.40/190,445.48 = 48,055.44/x
  3. Step 3: Cross multiply
    126,962.40x = 190,445.48 × 48,055.44
  4. Step 4: Simplify right side
    126,962.40x = 9,151,941,337.41
  5. Step 5: Solve for x
    x = 9,151,941,337.41/126,962.40
  6. Step 6: Final answer
    x = 72,083.87

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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.