Home / 84,133.22-126,094.58-42,025.05

Finding the Fourth Proportional to 84,133.22, 126,094.58 and 42,025.05

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Solution

The fourth proportional to 84,133.22, 126,094.58 and 42,025.05 is: 62,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,133.22 : 126,094.58 = 42,025.05 : x
  2. Step 2: Convert to fraction form
    84,133.22/126,094.58 = 42,025.05/x
  3. Step 3: Cross multiply
    84,133.22x = 126,094.58 × 42,025.05
  4. Step 4: Simplify right side
    84,133.22x = 5,299,131,449.53
  5. Step 5: Solve for x
    x = 5,299,131,449.53/84,133.22
  6. Step 6: Final answer
    x = 62,985.01

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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.